Flat Mailing Envelopes

200 results
LUX 6 x 9 Open End Envelopes, 50/Box, Black Linen (1644-BLI-50) image 1
Item: 1030019
Model: 1644-BLI-50

LUX™ Open end linen envelope in black color has flap for easy filling with peel & press secure sealing type. Envelope measuring 6" x 9" is ideal for holding like coins/jumbo cards, sold as 50 per pack..6 x 9 Open End Envelopes are perfect for sending documents/catalogs/direct mail/promotional material/brochures.Comes in Black Linen, 80lb. Text Paper.Closure: Peel & press™.Material: paper, paper weight: 80 lbs..Finish: Linen.Laser and inkjet printer compatible.Use this to send flat, bulky materials or multiple small items like coins, catalogs and jumbo cards.Flap is on the short side, helping to keep things from falling out after opening, also called a "catalog" envelope.It comes in various sizes from tiny to huge, in white, traditional Kraft, and array of colors for special impact.LUX™ Open end linen envelope in black color measuring 6" x 9" is compatible with laser/inkjet printer and has a paper weight of 80 lbs for added strength/quality, sold as 50 per pack.

Price is  $45.79
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LUX 6 x 11 1/2 Kraft Open End Envelopes, 50/Box, 28lb. Gray Kraft (61112-GK-50) image 1
Item: 2146238
Model: 61112-GK-50

Look no further, this hard-to-find open end, multipurpose envelope tells the recipient that you wanted to use the best! Great for sending flat, bulky materials or multiple small items like coins, catalogs and jumbo cards. Flap is on the short side, helping to keep things from falling out after opening. Also called a "catalog" envelope, it is available in various sizes and an array of colors for a special impact..6 x 11 1/2 Open End Envelopes are great for sending flat, bulky materials/catalogs/jumbo cards.Comes in 28lb. Gray Kraft, 28lb. Text Paper.Dimensions: 6"L x 11 1/2"W.Peel & Press Sealing Method.LUX 6 x 11 1/2 Open End Envelopes are perfect for organizing documents, distributing promotional and marketing materials, mailing, filing and much more!

Price is  $46.99
Unit of measure 50/Pack
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12.75" x 15" Self-Sealing Fiberboard Mailer, White, 100/Carton (RM4W) image 1
Item: 424854
Model: RM4W

The 12-3/4" x 15" Tab-Lock White Flat Mailers are made from strong chipboard and require no additional stiffeners to protect your documents. Sold 100 per Case..Dimensions: 12-3/4"x 15".Rigid chipboard construction protects contents from bending and crushing.Economical locking tabs secure contents.Attractive white mailers provide a clean and professional appearance.Lightweight mailers reduces postage costs.Manufactured from .028 white chipboard..Strong chipboard mailers protect photos and documents during shipping..Light-weight to save on postage, no additional stiffeners needed..Economical tab-lock closure..Sold 100 per case..Self-Seal White Flat Mailers are strong to protect photos and documents during shipping.

Price is  $92.99
Unit of measure 100/Carton
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JAM Paper 6 x 9 Open End Envelopes, Baby Blue, 500/Pack (EX1644-13-500) image 1
Item: 24578489
Model: EX1644-13-500

Use this to send flat, bulky materials or multiple small items like coins, catalogs and jumbo cards..Open End Catalog Envelopes.Size: 6 inches x 9 inches.Baby Blue

Price is  $136.95
Unit of measure 500/Pack
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LUX 6 x 9 Open End Envelopes, 50/Box, Gold Metallic (1644-07-50) image 1
Item: 1030018
Model: 1644-07-50

LUX™ Open end smooth envelope in gold metallic color has flap for easy filling with peel & press secure sealing type. Envelope measuring 6" x 9" is ideal for holding coins/jumbo cards, sold as 50 per pack..6 x 9 Open End Envelopes are perfect for sending documents/catalogs/direct mail/promotional material/brochures.Comes in Gold Metallic, 80lb. Text Paper.Closure: Peel & press™.Material: paper, paper weight: 80 lbs..Finish: Smooth.Laser and inkjet printer compatible.Use this to send flat, bulky materials or multiple small items like coins, catalogs and jumbo cards.Flap is on the short side, helping to keep things from falling out after opening, also called a "catalog" envelope.It comes in various sizes from tiny to huge, in white, traditional Kraft, and array of colors for special impact.LUX™ Open end smooth envelope in gold metallic color measuring 6" x 9" is compatible with laser/inkjet printer and has a paper weight of 80 lbs for added strength/quality, sold as 50 per pack.

Price is  $63.19
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12" x 10" Literature Mailer, White, 50/Bundle (MFL12106) image 1
Item: 947477
Model: MFL12106

Partners Brand Deluxe Literature Mailer provides maximum protection for your most important documents. Ships and stores flat to save space..Feature protective side flaps and front outside tuck closure..Front locking tabs ensure maximum protection for your most important documents..Side flaps increase stacking strength..Manufactured from strong ECT-32-B, white corrugated..Assembles in seconds without tape, glue or staples..Partners Brand Deluxe Literature Mailers feature protective side flaps and front outside tuck closure.

Price is  $251.49
Unit of measure 50/Bundle
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JAM Paper 7 x 10 Open End Catalog Envelopes, White, 25/Pack (1623194) image 1
Item: 366684
Model: 1623194

Banish creases and folds when you use JAM Paper® Open End Catalog Envelopes. These 7" x 10" white envelopes provide enough space for catalogs, flyers, announcements, and more to lay flat and secure. Ideal for both business and personal use; either way, your papers are safe and stylish in our high quality envelopes! This pack contains 25 7" x 10" envelopes, and each has a open end opening, straight flap, gum closure, smooth finish, and is made from 24 lb. paper..Size: 7" x 10".Gummed closure with straight flap.Perfect for greeting cards, invitations, weddings or any announcement.Material: Paper.Envelope opening: Open end.Paper weight: 24 lbs..Finish: Smooth.JAM Paper® Open end envelope measuring 7" x 10" is perfectly sized for business correspondence, comes in white color and is sold as 25 per pack.

Price is  $9.59
Unit of measure 25/Pack
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JAM Paper Self Seal Catalog Envelope, 12" x 15 1/2", Brown Kraft, 50/Pack (13034236I) image 1
Item: 24557949
Model: 13034236I

JAM Paper Brown Kraft Envelopes with Peel & Seal Closures measure 12 x 15.5 inches in size and are made out of smooth, high quality manila paper. Each one of these envelopes opens on the shorter end and features a reliable, easy-to-use, self adhesive peel-and-seal closure to keep the contents placed within secure as they are transported through the mail. A fantastic option for a large number of home and office mailing purposes, these envelopes feature a light yellow-brown kraft color. There size makes them great for mailing standard sized and legal sized documents with no need for folding and creating creases. They can also be used to mail small items, photographs, catalogues, articles of clothing, wall art. promotional materials, and much more! This box contains an even total of 50 envelopes. Size: 12 in x 15.5 in | Color: Brown Kraft | Quantity: 50/box.Color: Brown Kraft Manila.Size: 12 x 15.5 inches.Quantity: 50 envelopes per pack

Price is  $30.69
Unit of measure 50/Pack
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JAM Paper #10 Self Seal Policy Envelopes, 4 1/8" x 9 1/2", Strathmore White, 50/Pack (7716-WLI-50) image 1
Item: 24604525
Model: 7716-WLI-50

The #10 Open End Envelope (4 1/8" x 9 1/2") in 80lb.. White Linen with the flap along the short side is perfect for sending important documents or flat items, as well as small items and parts. The envelope's side flap prevents contents from falling out, and the Peel & Press adhesive strip provides for easy sealing..#10 Open End Envelopes (4 1/8" x 9 1/2").Color: 80lb.. White Linen - About as classy a look as you can get..50 envelopes per pack.Featuring - Peel & Press Sealing Method and Laser & Inkjet compatible.Perfect for sending important documents or flat items, as well as small items and parts.

Price is  $13.95
Unit of measure 50/Pack
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LUX 6" x 9" Kraft Open End Envelopes, 50/Box, 80lb. White (1644-32IJ-50) image 1
Item: 2146232
Model: 1644-32IJ-50

Use this to send flat, bulky materials or multiple small items like coins, catalogs and jumbo cards. Flap is on the short side, helping to keep things from falling out after opening. Also called a "catalog" envelope, it actually comes in 39 sizes from tiny to huge, in white, traditional kraft, and array of colors for special impact. Our high-quality inkjet paper is designed to run on all high-speed inkjet presses. Make your designs pop, with increased color vividity & precision, while printing with our inkjet line of paper & envelopes..6 x 9 Open End Envelopes are perfect for sending documents/catalogs/direct mail/promotional material/brochures.Comes in 80lb. White, Inkjet, 80lb. Text Paper.Dimensions: 6"L x 9"W.Peel & Press Sealing Method.LUX 6 x 9 Open End Envelopes are perfect for organizing documents, distributing promotional and marketing materials, mailing, filing and much more!

Price is  $18.59
Unit of measure 50/Pack
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24" x 18" x 2" Mailers, White, 50/Bundle (M24182BF) image 1
Item: 1578454
Model: M24182BF

Reduce your mailing costs with the smartly-designed Partners Brand M24182BF white 2" x 24" easy fold mailers. This one-piece mailer features multiple depths that ensure a proper fit for your products as all you need to do is place the item in the center , fold it as per requirement and seal with tape. Its flat shape ensures that it offers the best fit for your item. This mailer measures 2"H x 24"W x 18"D in size. It is shipped and stored flat to save space..Great for mailing flat materials such as framed pictures..Scored at multiple depths for flexibility..Place product in center, fold in the sides at your desired depth and seal with tape..Provides a professional appearance for your shipment..Manufactured from ECT-32-B, white corrugated..The Partners Brand M24182BF white 2" x 24" easy fold mailers is an economical option to efficiently ship and store all your important documents.

Price is  $235.29
Unit of measure 50/Bundle
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JAM Paper 6 x 9 Open End Envelopes, Baby Blue, 250/Pack (EX1644-13-250) image 1
Item: 24578493
Model: EX1644-13-250

Use this to send flat, bulky materials or multiple small items like coins, catalogs and jumbo cards..Open End Catalog Envelopes.Size: 6 inches x 9 inches.Baby Blue

Price is  $77.69
Unit of measure 250/Pack
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Staples Clasp Catalog Envelopes, 9"L x 12"H, White, 100/Box (570253/14210) image 1
Item: 570253
Model: ST570253-CC

Store and mail important paperwork with these white wove envelopes. Thick 28-pound paper stands up to mailing or everyday handling in the office, while the clasp closures ensure security for any items inside. Each piece in this 100-pack of Staples clasp envelopes is ideal for storing and transporting various pieces of letter-size paperwork laid flat, reducing the risk of creases..Catalog envelopes are a reliable choice for multiple kinds of personal and business mailing purposes.White paper shows labeling and writing clear and concise.Dimensions: 9"L x 12"H.Clasp envelope is sure to attract attention and deliver in style.Envelopes come in boxes of 100, making them an easy and economical choice for the business that needs to spend wisely without sacrificing quality.Transport letter-size documents with this 100-count box of Staples 9 x 12-inch white-wove clasp envelopes.

Price is  $44.69
Unit of measure 100/Box
Next-Day Delivery by tomorrow
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Staples Self Seal Kraft Catalog Envelopes, 6” x 9”, Brown, 100/Box (50262) image 1
Item: 381964
Model: ST50262-CC

Get catalogs and brochures out to customers with these Staples self-sealing catalog envelopes. Each envelope has a self-adhesive flap that lets you close them securely shut, while the hardy 28-pound brown kraft paper provides durability and a classic appearance. These Staples self-sealing catalog envelopes are large enough to safely accommodate photos, cards and other similar documents without folding them..Catalog envelopes are a convenient and reliable choice for personal and business mailing purposes.Comes in brown and made of kraft.Dimensions: 6"L x 9"H; size #1.Self Seal flap closure keeps your documents secured inside the envelope.Envelopes come in boxes of 100, making them an easy and economical choice.Mail brochures and catalogs without bending them using this 100-pack of Staples brown kraft 6 x 9-inch self-sealing catalog envelopes.

Price is  $29.99
Unit of measure 100/Box
Next-Day Delivery by tomorrow
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JAM Paper Open End Booklet Envelopes, Peel & Press, 9" x 12", Bright White, 500/Pack (12328-500) image 1
Item: 24578338
Model: 12328-500

9 x 12 Booklet Envelopes are a professional way to send flat but bulky materials like pamphlets, brochures, sales literature, booklets, annual reports.Booklet Envelopes.9" x 12".White.Peel & Press Closure

Price is  $132.19
Unit of measure 500/Pack
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JAM Paper 6 x 9 Open End Envelopes, Peel & Press, Mandarin Orange, 500/Pack (EX1644-11-500) image 1
Item: 24578570
Model: EX1644-11-500

Use this to send flat, bulky materials or multiple small items like coins, catalogs and jumbo cards..Open End Catalog Envelopes.Size: 6 inches x 9 inches.Orange.Peel & Press Closure

Price is  $154.69
Unit of measure 500/Pack
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LUX 9 x 12 Kraft Open End Envelopes, 1000/Box, 28lb. White w/ Security Tint (WS-4894-ST-1M) image 1
Item: 2146102
Model: WS-4894-ST-1M

Use this to send flat, bulky materials or multiple small items like coins, catalogs and jumbo cards. Flap is on the short side, helping to keep things from falling out after opening. Also called a "catalog" envelope, it actually comes in 39 sizes from tiny to huge, in white, traditional kraft, and array of colors for special impact. Features moistenable glue flap sealing method..9 x 12 Open End Envelopes are perfect for sending documents/catalogs/direct mail/promotional material/brochures.Comes in 28lb. White w/ Security Tint, 28lb. Text Paper.Dimensions: 9"L x 12"W.Moistenable Glue Sealing Method.LUX 9 x 12 Open End Envelopes are perfect for organizing documents, distributing promotional and marketing materials, mailing, filing and much more!

Price is  $336.89
Unit of measure 1000/Pack
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JAM Paper 9 x 12 Metallic Booklet Envelopes, Stardream Gold, 25/Pack (V018321) image 1
Item: 261978
Model: V018321

Professionally send your documents with JAM Paper® Booklet Envelopes. When it comes to mailing brochures, catalogs, and important documents to clients and businesses, folding and creasing is forbidden. Keep your contents flat and in its original state using our gold metallic booklet envelopes while you remain professional! Available in a variety of colors and sizes, finding the perfect envelope has never been simpler. This pack contains 25 Gold Stardream Metallic envelopes. Each envelope measures 9" x 12", has a booklet opening, straight flap, gum closure, is made from 32 lb. paper, and has a metallic finish..Gold.Size: 9" x 12".Closure: Gum.Opening: Booklet.Material: Paper.Finish: Metallic.Flap: Straight.They are striking in style and size.These envelopes are big enough to fit magazines, booklets, and large brochures.Flap is on the longer side of the envelope.Large paper booklet envelopes come in 3 different sizes and several black styles for a truly customized black envelope.Paper weight: 32 lbs..25 envelopes per pack.JAM Paper® Gold stardream metallic envelopes in a pack of 25 is perfect for greeting cards, invitations or any other announcement and measures 9" x 10" in size.

Price is  $65.49
Unit of measure 25/Pack
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20" x 27" Clasp Fiberboard Mailer, White, 50/Carton (RM12SFW) image 1
Item: 495777
Model: RM12SFW

Staples® 20" x 27" Tab-Lock White Flat Mailers are made from strong chipboard and require no additional stiffeners to protect your documents. Sold 50 per Case..20" x 27".Rigid chipboard construction protects contents from bending and crushing.Economical locking tabs secure contents.Attractive white mailers provide a clean and professional appearance.Lightweight mailers reduces postage costs.Dimensions: 20" x 27".Manufactured from .028 white chipboard..Strong chipboard mailers protect photos and documents during shipping..Light-weight to save on postage, no additional stiffeners needed..Economical tab-lock closure..Sold 50 per case..Self-Seal White Flat Mailers are strong to protect photos and documents during shipping.

Price is  $155.89
Unit of measure 50/Carton
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SI Products #1 Stayflats Plus Express Pouch Mailers, 12.5" x 9.5", White, 250/Carton (1EP) image 1
Item: 691627
Model: 1EP

Lightweight, durable and affordable. Our express pouch is designed to reduce your shipping costs! and pressure sensitive closure with tear strip opening and provides tamper evident security and its easy to open. Booklet style construction (side loading) makes for easy fulfillment..Custom sizes and printing.Designed to reduce shipping costs.Lightweight weights approximately 1.7 ounces.Falls within the USPS “Flat” mail piece dimensions.Stayflats Kraft Mailers are made from 100% Recycled paperboard, featuring an impressive 35% Post-Consumer Recycled Content (.012″ CCKB).

Price is  $70.79
Unit of measure 250/Carton
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JAM Paper Open End Booklet Envelopes, Peel & Press, 9" x 12", Bright White, 250/Pack (12328-250) image 1
Item: 24578344
Model: 12328-250

9 x 12 Booklet Envelopes are a professional way to send flat but bulky materials like pamphlets, brochures, sales literature, booklets, annual reports.Booklet Envelopes.9" x 12".White.Peel & Press Closure

Price is  $67.79
Unit of measure 250/Pack
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LUX 9 x 12 Booklet Envelopes 50/Pack, Blush (LUX-4899-39-50) image 1
Item: 23996090
Model: LUX-4899-39-50

LUX 9 x 12 Booklet Envelopes in Blush perfect for organizing documents/promotional materials/marketing materials/mailings/filing, sold as 50 per box. The 9 x 12 Booklet Envelope in Blush is a light, pink color with a hint of peach made from quality 80lb. paper. Booklet envelopes are the professional way for sending contents you can't or shouldn't fold such as flat but bulky materials like pamphlets, brochures, sales literature, booklets, annual reports, magazines, or catalogs. Sealed on the back of a square back flap by moistenable glue..Comes in Blush.Dimensions: 9"L x 12"W.Sold 50 per box.LUX 9 x 12 Booklet Envelopes perfect for organizing documents, distributing promotional and marketing materials, mailing, filing and much more!

Price is  $26.99
Unit of measure 50/Pack
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JAM Paper Self Seal Policy Envelope 4 1/8" x 9 1/2", Natural Linen, 50/Pack (7716-NLI-50) image 1
Item: 24604592
Model: 7716-NLI-50

The #10 Open End Envelope (4 1/8" x 9 1/2") in 80lb.. Natural Linen with the flap along the short side is perfect for sending important documents or flat items, as well as small items and parts. The envelope's side flap prevents contents from falling out, and the Peel & Press adhesive strip provides for easy sealing..#10 Open End Envelopes (4 1/8" x 9 1/2").Color: 80lb.. Natural Linen - Our 80lb.. Natural is a light, cream colored off-white..50 envelopes per pack.Featuring - Peel & Press Sealing Method and Laser & Inkjet compatible.Perfect for sending important documents or flat items, as well as small items and parts.

Price is  $13.95
Unit of measure 50/Pack
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JAM Paper Self Seal Nonstandard Envelope, 9" x 12", Holiday Green, 250/Pack (FE-7280-12-250) image 1
Item: 24578522
Model: FE-7280-12-250

9 x 12 Open End Envelopes in Holiday Green are a professional way to send flat but bulky materials like pamphlets, brochures, sales literature, booklets, annual reports, magazines, or catalogs. Save the time and expense of separately addressing envelopes by position the address to show through the window. These top quality envelopes are sealed by a Peel & Press located on the inside of the back flap. If you're looking for the perfect envelope to stand out, with an endless amount of uses, 9 x 12 Open End Envelopes are the perfect choice and an amazing value..USES: Catalogs, Annual Reports, Brochures, Magazines, Invitations and so much more! Applications: Bu.Size: 9 x 12 Open End Envelopes / 9 in. x 12 in. / 9" x 12" / 229mm x 305mm.Printable on off-set printing presses and some home printers..Quantity: Pack of 250.Color: Holiday Green

Price is  $107.89
Unit of measure 250/Pack
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18" x 24" Self-Sealing Fiberboard Mailer, White, 50/Carton (RM11W) image 1
Item: 459013
Model: RM11W

The 18" x 24" Tab-Lock White Flat Mailers are made from strong chipboard and require no additional stiffeners to protect your documents. Sold 50 per Case..Dimensions: 18" x 24".Manufactured from .028 white chipboard..Strong chipboard mailers protect photos and documents during shipping..Light-weight to save on postage, no additional stiffeners needed..Economical tab-lock closure..Sold 50 per case..Attractive white mailers provide a clean, professional and high quality appearance.Economical tab lock closure keeps contents secure, allows for repeated use and offers indefinite shelf life.Items remain flat during shipment without the added expense of additional stiffeners.Recommended for shipping photos, artwork or important documents.80% recycled.Rigid chipboard construction protects contents from bending and crushing.Lightweight mailers reduces postage costs.Self-Seal White Flat Mailers are strong to protect photos and documents during shipping.

Price is  $91.99
Unit of measure 50/Carton
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JAM Paper 6 x 9 Open End Envelopes, Mandar,Orange, 250/Pack (EX1644-11-250) image 1
Item: 24578497
Model: EX1644-11-250

Use this to send flat, bulky materials or multiple small items like coins, catalogs and jumbo cards..Open End Catalog Envelopes.Size: 6 inches x 9 inches.Orange

Price is  $64.99
Unit of measure 250/Pack
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LUX Open End Envelopes, 10" x 13", Baby Blue, 50/Pack (EX4897-13-50) image 1
Item: 282031
Model: EX4897-13-50

LUX Baby blue open end envelope with a moistenable glue flap on short side helps hold things from falling out when opened. Envelope of size 10" x 13" has a paper weight of 70 lbs and is sold as 50 per pack..Versatile envelopes simplify your mailing and storage needs.Ideal for sending flat, bulky materials like catalogs and documents.Flap is located on the short side to help prevent items from falling out.Great to use for organizing documents, distributing promotional and marketing materials, mailing, filing and much more.It's easy to customize your envelope.Add a printed return address or upload a design using your digital file.Laser compatible.Finish: Smooth.LUX Open end envelope in baby blue color measuring 10" x 13" is used for sending flat, heavy materials or many small items like coins, catalogs and jumbo cards, is sold as 50 per pack.

Price is  $53.19
Unit of measure 50/Pack
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9" x 6" Self-Sealing Fiberboard Mailer, 00, White, 200/Carton (RM19SS) image 1
Item: 447177
Model: RM19SS

The 9" x 6" Self-Seal Side-Opening White Flat Mailers are made from strong chipboard and require no additional stiffeners to protect your documents. Sold 200 per Case..Strong chipboard mailers protect photos and documents during shipping..Manufactured from white chipboard..Lightweight to save on postage..No additional stiffeners needed..Side loading style makes inserting and retrieving documents easier..Peel-and-seal closure..Pull tab tear strip for easy opening..Self-Seal White Flat Mailers are strong to protect photos and documents during shipping.

Price is  $167.49
Unit of measure 200/Carton
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LUX 9 x 12 Kraft Open End Envelopes 250/Box, 28lb. White w/ Security Tint (WS-4894-ST-250) image 1
Item: 2146104
Model: WS-4894-ST-250

Use this to send flat, bulky materials or multiple small items like coins, catalogs and jumbo cards. Flap is on the short side, helping to keep things from falling out after opening. Also called a "catalog" envelope, it actually comes in 39 sizes from tiny to huge, in white, traditional kraft, and array of colors for special impact. Features moistenable glue flap sealing method..9 x 12 Open End Envelopes are perfect for sending documents/catalogs/direct mail/promotional material/brochures.Comes in 28lb. White w/ Security Tint, 28lb. Text Paper.Dimensions: 9"L x 12"W.Moistenable Glue Sealing Method.LUX 9 x 12 Open End Envelopes are perfect for organizing documents, distributing promotional and marketing materials, mailing, filing and much more!

Price is  $80.89
Unit of measure 250/Pack
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LUX 6 x 9 Open End Envelopes, 50/Box, Natural Linen (1644-NLI-50) image 1
Item: 1030028
Model: 1644-NLI-50

LUX™ Open end linen envelope in natural color has flap for easy filling with peel & press secure sealing type. Envelope measuring 6" x 9" is ideal for holding like coins/jumbo cards, sold as 50 per pack..Natural linen.Size: 6" x 9".Closure: Peel & press™.Material: paper, paper weight: 80 lbs..Opening: Open end.Finish: Linen.Laser and inkjet printer compatible.Use this to send flat, bulky materials or multiple small items like coins, catalogs and jumbo cards.Flap is on the short side, helping to keep things from falling out after opening, also called a "catalog" envelope.It comes in various sizes from tiny to huge, in white, traditional Kraft, and array of colors for special impact.6 x 9 Open End Envelopes are perfect for sending documents/catalogs/direct mail/promotional material/brochures.Comes in Natural Linen, 80lb. Text Paper.Dimensions: 6"L x 9"W.Peel & Press Sealing Method.LUX™ Open end linen envelope in natural color measuring 6" x 9" is compatible with laser/inkjet printer and has a paper weight of 80 lbs for added strength/quality, sold as 50 per pack.

Price is  $26.49
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12" x 10.5" Literature Mailer, 50/Bundle (M12102BFK) image 1
Item: 1578513
Model: M12102BFK

The Partners Brand M12102BFK brown 2" x 12" kraft easy fold mailers offers convenience in mailing across items. This one-piece design that comes with multiple depths so that all you need to do is place your item in the center, fold in the sides and just seal with tape. Its flat shape ensures that it offers the best fit for your item. This mailer comes in a size of 2"H x 12"W x 10.5"D. It can be shipped and stored flat to save space..Economical kraft construction helps reduce mailing costs..Secure way to send out catalogs, books and stationery..Quickly package items. No carton set up..Adjustable—scored at multiple depths for flexibility..Manufactured from ECT-32-B, kraft corrugated..The Partners Brand M12102BFK brown 2" x 12" kraft easy fold mailers provides a smart way to ship and store all your important documents in the easiest way possible.

Price is  $107.79
Unit of measure 50/Bundle
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JAM Paper Open End Booklet Envelopes, Peel & Press, 9" x 12", Bright White, 250/Pack (12310-250) image 1
Item: 24578336
Model: 12310-250

9 x 12 Booklet Envelopes are a professional way to send flat but bulky materials like pamphlets, brochures, sales literature, booklets, annual reports.Booklet Envelopes.9" x 12".White.Peel & Press Closure

Price is  $55.39
Unit of measure 250/Pack
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JAM Paper Self Seal Catalog Envelope, 9" x 12", Black, 100/Pack (260147509D) image 1
Item: 24557988
Model: 260147509D

Are you looking for the right envelopes in which to send documents, flyers, files, packets, or booklets from your office or home? You cannot go wrong with JAM Paper Black 9 x 12 Open End Envelopes. These envelopes are made out of smooth, 28lb paper and measure 9 x 12 inches, a size that makes them ideal for sending standard sized sheets of paper. This pack contains an even total of 100 envelopes! Each one features a basic and versatile black color and closes with a straight flap and a secure peel and seal closure. These reliable envelopes are optimal for mailing business documents, formal letters, applications, manuscripts, and much more! Size: 9in x 12in | Color: Black | Quantity: 100.Color: Black.Size: 9 x 12 inches.Quantity: 100 envelopes per pack

Price is  $64.99
Unit of measure 100/Pack
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7" x 9" Self-Sealing Fiberboard Mailer, White, 100/Carton (RM10W) image 1
Item: 424848
Model: RM10W

The 7" x 9" Tab-Lock White Flat Mailers are made from strong chipboard and require no additional stiffeners to protect your documents. Sold 100 per Case..Dimensions: 7" x 9".Manufactured from .028 white chipboard..Strong chipboard mailers protect photos and documents during shipping..Light-weight to save on postage, no additional stiffeners needed..Economical tab-lock closure..Sold 100 per case..Attractive white mailers provide a clean, professional and high quality appearance.Economical tab lock closure keeps contents secure, allows for repeated use and offers indefinite shelf life.Items remain flat during shipment without the added expense of additional stiffeners.Recommended for shipping photos, artwork or important documents.Lightweight to save on postage.80% recycled.Self-Seal White Flat Mailers are strong to protect photos and documents during shipping.

Price is  $38.69
Unit of measure 100/Carton
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Universal Gummed Kraft Catalog Envelope, 10" x 13", Light Brown, 250/Box (UNV44105) image 1
Item: 2598456
Model: 44105

Wide gummed flap produces a secure seal. Quality paper stock resists ripping and tearing. Envelope Size: 10 x 13. Envelope/Mailer Type: Catalog/Clasp Mixed Colors. Closure: Gummed Flap. Trade Size: 97. Color(s): Light Brown. Expansion: No. Exterior Material(s): Kraft. Format/Border: Standard. Opening: Open End. Post-Consumer Recycled Content Percent (Nom): 0 %. Pre-Consumer Recycled Content Percent (Nom): 0 %. Seam Type: Center. Security Tinted: No. Total Recycled Content Percent (Nom): 0 %. Window Position: None..Type : Envelope Side Seam.Color : Light Brown.Dimension : 10 x 13 in.

Price is  $84.99
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JAM Paper #10 Self Seal Policy Envelopes, 4 1/8" x 9 1/2", White, 50/Pack (7716-WPC-50) image 1
Item: 24604534
Model: 7716-WPC-50

Experience superior mailing with JAM Paper's Premium White 32lb. #10 Policy Envelopes. At an impressive 4 1/8 x 9 1/2 inches, these envelopes are perfect for all your correspondence needs. Our revolutionary Peel & Seal technology will redefine convenience for you, offering the strongest seal without the mess of traditional glue. But that's not all. The stellar 32lb. paper quality provides unmatched durability making sure your letters get to their destination securely. With JAM Paper, your mail is not just safe, but also stylish - our high-quality envelopes radiate sophistication. Embrace a simpler, superior and stylish way of mailing with JAM Paper today..#10 Open End Envelopes (4 1/8" x 9 1/2").Color: White - 100% Recycled - 100% Post Consumer Fiber.50 envelopes per pack.Featuring - Peel & Press Sealing Method and Laser & Inkjet compatible.Perfect for sending important documents or flat items, as well as small items and parts.

Price is  $13.95
Unit of measure 50/Pack
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9.5" x 6.5" Literature Mailer, 50/Bundle (M9621BF) image 1
Item: 1578440
Model: M9621BF

Reduce your mailing costs with the smartly-designed Partners Brand M9621BF white 2" x 9.5" easy-fold mailers. This one-piece mailer features multiple depths that ensure a proper fit for your products as all you need to do is place the item in the center , fold it as per requirement and seal with tape. Its rectangle shape ensures that there is more space to store your items. This mailer measures 2"H x 9.5"W x 6.5"D in size. It is shipped and stored flat to save space..Great for mailing flat materials such as framed pictures..Scored at multiple depths for flexibility..Place product in center, fold in the sides at your desired depth and seal with tape..Provides a professional appearance for your shipment..Manufactured from ECT-32-B, white corrugated..The Partners Brand M9621BF white 2" x 9.5" easy-fold mailers is designed to offer an economical solution that simplifies all your packaging problems.

Price is  $79.29
Unit of measure 50/Bundle
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LUX Self Seal Catalog Envelope, 9 1/2" x 12 1/2", White, 50/Pack (75894-50) image 1
Item: 24260751
Model: 75894-50

LUX 9 1/2 x 12 1/2 Open End Envelopes in 14lb. Tyvek are perfect for Catalogs/Annual Reports/Brochures/Magazines/Invitations, sold as 50 per box..Dimensions: 9.5"L x 12.5"W.Comes in 14lb. Tyvek.Sold as 50 per box.USES: Catalogs, Annual Reports, Brochures, Magazines, Invitations and so much more! Applications: Business Mailings, Direct Mail, Corporate Mailings, Financial Mailings, Personal Mail..LUX 9 1/2 x 12 1/2 Open End Envelopes in 14lb. Tyvek are perfect for Catalogs, Annual Reports, Brochures, Magazines, Invitations and more!

Price is  $73.29
Unit of measure 50/Pack
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LUX 6 .5" x 9.5" Open End Envelopes 50/Pack, Grocery Bag Brown,50/Pack(LUX-1645-GB-50) image 1
Item: 23996457
Model: LUX-1645-GB-50

LUX 6 1/2 x 9 1/2 Open End Envelopes in Grocery Bag perfect for organizing documents/promotional materials/marketing materials/mailings/filing, sold as 50 per box. The 6 1/2 x 9 1/2 Open End Envelope in Grocery Bag has the color and texture of a grocery sack. Booklet envelopes are the professional way for sending contents you can't or shouldn't fold such as flat but bulky materials like pamphlets, brochures, sales literature, booklets, annual reports, magazines, or catalogs. Featuring a square back flap that's easily sealed by our Peel & Press strip, you'll save yourself the hassle of having to like or moisten each envelope..Comes in Grocery Bag.Dimensions: 6.5"L x 9.5"W.Sold 50 per box.LUX 6 1/2 x 9 1/2 Open End Envelopes perfect for organizing documents, distributing promotional and marketing materials, mailing, filing and much more!

Price is  $25.49
Unit of measure 50/Pack
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LUX 10" x 13" 80lbs. Open End Envelopes, Smoke Gray, 50/Pack (EX4897-22-50) image 1
Item: 282048
Model: EX4897-22-50

LUX® Smoke open end envelope with a moistenable glue flap on short side helps hold things from falling out when opened. Envelope of size 10" x 13" has a paper weight of 80 lbs and is sold as 50 per pack..Smoke.Size: 10" x 13".Closure: Moistenable glue.Opening: Open end.Material: Paper.Finish: Smooth.Flap: Wallet.Collection: Exclusive.Paper weight: 80 lbs..50 envelopes per pack.Laser compatible.It's easy to customize your envelope.Add a printed return address or upload a design using your digital file.LUX® Open end envelope in smoke color measuring 10" x 13" is used for sending flat, heavy materials or many small items like coins, catalogs and jumbo cards, is sold as 50 per pack.

Price is  $51.59
Unit of measure 50/Pack
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JAM Paper Self Seal Catalog Envelope, 12" x 15 1/2", Brown Kraft, 100/Pack (13034236D) image 1
Item: 24557950
Model: 13034236D

JAM Paper Brown Kraft Envelopes with Peel & Seal Closures measure 12 x 15.5 inches in size and are made out of smooth, high quality manila paper. Each one of these envelopes opens on the shorter end and features a reliable, easy-to-use, self adhesive peel-and-seal closure to keep the contents placed within secure as they are transported through the mail. A fantastic option for a large number of home and office mailing purposes, these envelopes feature a light yellow-brown kraft color. There size makes them great for mailing standard sized and legal sized documents with no need for folding and creating creases. They can also be used to mail small items, photographs, catalogues, articles of clothing, wall art. promotional materials, and much more! This box contains an even total of 100 envelopes. Size: 12 in x 15.5 in | Color: Brown Kraft | Quantity: 100/box.Color: Brown Kraft Manila.Size: 12 x 15.5 inches.Quantity: 100 envelopes per pack

Price is  $56.59
Unit of measure 100/Pack
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17" x 21" Self-Sealing Fiberboard Mailer, White, 100/Carton (RM7W) image 1
Item: 447191
Model: RM7W

The 17" x 21" Tab-Lock White Flat Mailers are made from strong chipboard and require no additional stiffeners to protect your documents. Sold 100 per Case..Dimensions: 17" x 21".Rigid chipboard construction protects contents from bending and crushing.Economical locking tabs secure contents.Attractive white mailers provide a clean and professional appearance.Lightweight mailers reduces postage costs.Manufactured from .028 white chipboard..Strong chipboard mailers protect photos and documents during shipping..Light-weight to save on postage, no additional stiffeners needed..Economical tab-lock closure..Sold 100 per case..Self-Seal White Flat Mailers are strong to protect photos and documents during shipping.

Price is  $180.99
Unit of measure 100/Carton
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12.125" x 9.25" Literature Mailer, 50/Bundle (MFL1294) image 1
Item: 833122
Model: MFL1294

Partners Brand Deluxe Literature Mailer provides maximum protection for your most important documents. Ships and stores flat to save space..Feature protective side flaps and front outside tuck closure..Front locking tabs ensure maximum protection for your most important documents..Side flaps increase stacking strength..Manufactured from strong ECT-32-B, white corrugated..Assembles in seconds without tape, glue or staples..Partners Brand Deluxe Literature Mailers feature protective side flaps and front outside tuck closure.

Price is  $137.99
Unit of measure 50/Bundle
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LUX 10" x 13" Booklet Envelopes, Clear Translucent, 50/Pack image 1
Item: 282023
Model: E4898-00-50

LUX® Booklet envelope in clear translucent color is made of 100 percent pure cellulose fiber. Envelope with 30 lbs paper weight has moistenable glue for safe sealing and great when inner contents need not be folded and sold as 50 per pack..10 x 13 Booklet Envelopes are the professional way to send flat but bulky materials/pamphlets/brochures/sales literature/booklets/annual reports/magazines/catalogs.Comes in Clear Translucent.Sold 50 per box.Finish: Smooth.When you can't or shouldn't fold the contents, here's the professional way to send flat but bulky materials- pamphlets, brochures, sales literature, booklets, annual reports, magazines, or catalogs.Flap, usually rectangular in shape, is on the long side for easier filling.16 sizes in kraft, white and an array of colors to suit your style.Available with moistenable flap, some with self-stick peel and seal.Weight: 30 lbs..Closure: Moistenable glue.Seam type: Side.16 sizes in Kraft, white and an array of colors to suit your style.Lux® Booklet envelope is perfectly sized to hold flat but heavy materials like brochures, booklets, annual reports, magazines or catalogs, measures 10" x 13" and comes in clear translucent color.

Price is  $58.49
Unit of measure 50/Pack
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JAM Paper Self Seal #10 Policy Envelope 4 1/8" x 9 1/2", Natural, 50/Pack (7716-NPC-50) image 1
Item: 24604491
Model: 7716-NPC-50

The #10 Open End Envelope (4 1/8" x 9 1/2") in 100% Recycled 80lb.. Natural with the flap along the short side is perfect for sending important documents or flat items, as well as small items and parts. The envelope's side flap prevents contents from falling out, and the Peel & Press adhesive strip provides for easy sealing..#10 Open End Envelopes (4 1/8" x 9 1/2").Color: 80lb.. Natural - 100% Recycled - 100% Post Consumer Fiber.50 envelopes per pack.Featuring - Peel & Press Sealing Method and Laser & Inkjet compatible.Perfect for sending important documents or flat items, as well as small items and parts.

Price is  $13.95
Unit of measure 50/Pack
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LUX 10" x 13" 70lbs. Commercial Flap Open End Envelopes, Avocado Green, 50/Pack image 1
Item: 282030
Model: EX4897-27-50

LUX® Avocado open end envelope with a moistenable glue flap helps hold things from falling out when opened. Envelope of size 10" x 13" has a paper weight of 70 lbs and is sold as 50 per pack..Avocado.Size: 10" x 13".Closure: Moistenable glue.Opening: Open end.Material: Paper.Finish: Smooth.Flap: Commercial.Collection: Exclusive.Paper weight: 70 lbs..50 envelopes per pack.Laser compatible.It's easy to customize your envelope.Add a printed return address or upload a design using your digital file.LUX® Open end envelope in avocado color measuring 10" x 13" is designed for sending flat, heavy materials or many small items like coins, catalogs and jumbo cards, is sold as 50 per pack.

Price is  $27.99
Unit of measure 50/Pack
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12.125" x 9.25" Literature Mailer, White, 50/Bundle (MFL1295) image 1
Item: 630506
Model: MFL1295

Partners Brand Deluxe Literature Mailer provides maximum protection for your most important documents. Ships and stores flat to save space..Feature protective side flaps and front outside tuck closure..Front locking tabs ensure maximum protection for your most important documents..Side flaps increase stacking strength..Manufactured from strong ECT-32-B, white corrugated..Assembles in seconds without tape, glue or staples..Partners Brand Deluxe Literature Mailers feature protective side flaps and front outside tuck closure.

Price is  $222.69
Unit of measure 50/Bundle
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JAM Paper Open End Commercial Booklet Envelopes, Peel & Press, 9" x 12", White, 500/Pack (13751C) image 1
Item: 24578362
Model: 13751C

9 x 12 Open End Envelopes are a professional way to send flat but bulky materials like pamphlets, brochures, sales literature, booklets, annual report.Booklet Envelopes.9" x 12".White.Peel & Press Closure

Price is  $152.99
Unit of measure 500/Pack
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About Flat Mailing Envelopes

Flat mailing envelopes are essential for securely shipping documents, photos, and other flat items without the risk of bending or damage. Designed to provide a professional appearance, these envelopes are ideal for both personal and business correspondence, ensuring that your items arrive in pristine condition.

Constructed from durable materials, flat mailing envelopes come in various sizes and styles to accommodate different needs. Many feature self-adhesive closures for easy sealing, making them a convenient choice for quick mailing tasks.

When selecting flat mailing envelopes, consider the size and thickness required for your items. Options range from small envelopes for photos to larger sizes suitable for documents, ensuring you find the perfect fit for your mailing needs.

Additionally, look for envelopes with rigid construction to provide extra protection during transit. Self-adhesive closures not only simplify the sealing process but also enhance security, making flat mailing envelopes a reliable choice for sending important materials.

What are flat mailing envelopes used for?

  • Flat mailing envelopes are primarily used for sending documents, photographs, and other flat items securely. They protect contents from bending and damage during shipping, making them ideal for professional and personal use.

What sizes do flat mailing envelopes come in?

  • Flat mailing envelopes are available in a variety of sizes, ranging from small options for photos to larger envelopes for documents and brochures. This variety ensures that you can find the right size for your specific mailing needs.

Are flat mailing envelopes waterproof?

  • While many flat mailing envelopes are made from durable materials, not all are waterproof. It's important to check the specifications of each envelope to ensure it meets your needs for moisture protection during transit.

Can flat mailing envelopes be reused?

  • Flat mailing envelopes can be reused if they are still in good condition and the previous address label is removed or covered. However, it's best to use new envelopes for important or professional mailings to ensure a clean presentation.

Do flat mailing envelopes require additional postage?

  • Flat mailing envelopes typically require standard postage, but it's essential to check with your postal service for specific guidelines. The weight and dimensions of the envelope can affect postage rates, so ensure compliance to avoid additional charges.

What is the difference between flat and padded mailing envelopes?

  • Flat mailing envelopes are designed for sending documents and flat items without cushioning, while padded mailing envelopes include protective padding to safeguard fragile items. Choose based on the level of protection needed for your contents.