Side-Opening Envelopes

167 results
LUX Open End Envelopes 9" x 12", Sunflower Yellow image 1
Item: 1277797
Model: LUX-1590-12-1M

LUX 9" x 12" Sunflower Open End Envelopes measure 9" x 12" with a flap on the short side and can be easily sealed by peeling and pressing..9 x 12 Open End Window Envelopes are perfect for sending documents/catalogs/direct mail/promotional material/brochures.Comes in Sunflower, 80lb. Text Paper.Dimensions: 9"H x 12"W.Peel & Press Sealing Method.Contains 1000 Envelopes per pack.Comes in Sunflower, 80lb. Text Paper.Sealing Method: Peel & Press.Features: Flap is on the Short Side, Helping to Keep Things from Falling Out After Opening.Lux 9" x 12" Sunflower Open End Envelopes - Keep things from falling out after opening

Price is  $252.59
Unit of measure 1000/Box
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JAM Paper Open-End Envelopes, 9 x 12, Sunflower Yellow, 50 Pack (EX4894-12-50) image 1
Item: 24578292
Model: EX4894-12-50

High-quality envelopes for business documents, letters of recommendation, applications, booklets, folders, magazines..Open End Catalog Envelopes.9" x 12".Yellow

Price is  $31.39
Unit of measure 50/Pack
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JAM Paper 7.5 x 10.5 Open End Catalog Envelopes, White, 50/Pack (4120H) image 1
Item: 2329373
Model: 4120H

JAM Paper® Open End Envelopes are great for keeping and sending important papers and documents..50 envelopes per pack.Made with white paper.Gum Closure.Safety Data Sheet

Price is  $14.89
Unit of measure 50/Pack
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Partners Brand Superscan 2" x 3 1/2" Short Side Open Press-On Vinyl Envelope, 50/Carton image 1
Item: 256489
Model: LH201

Use the SUPERSCAN Short Side Open Envelopes to label containers, boxes, racks, shelves, bins and more. These vinyl envelopes have an adhesive backing so that the clear envelope can be pressed on to any smooth, dry and flat surface. You can insert tags, cards or any other signs in the envelope and change the inserts as many times as you want. The envelope keeps the inserts safe and moisture free, thanks to the single-track zipper lock on the side..Rectangular, clear envelopes to label boxes, cabinets, shelves or storage bins.Dimensions: 3.5"L x 2"W.See-through surface for easy visibility of tags inside the press-on envelopes.Durable vinyl envelopes with adhesive backs for ease of use.50 envelopes per carton, with white inserts for laser/inkjet printers.Simple design with side load mechanism for maximum convenience.Type: Short side open.Material: Vinyl.Features a self-adhesive backing and side load design, white inserts for laser/inkjet printing included.Extra large size is great for pallet rack applications.Superscan Vinyl press-on envelope of 2" x 3 1/2" comes with white inserts for laser/inkjet printing and is great for pallet rack applications.

Price is  $56.69
Unit of measure 50/Carton
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JAM Paper® 7.5 x 10.5 Open End Catalog Envelopes with Peel and Seal Closure, 50/Pack (356828779D) image 1
Item: 24365192
Model: 356828779D

Tailored for the busy people, JAM Paper® Peel & Seal Envelopes get your mail sent safely and quickly. Featuring a simple peel and seal closure, you save time and hassle for the times where you need it most. Insert business correspondence, paperwork, reports, work presentations, loose papers, and much more with the confidence that your contents are protected and stay in one place. Recipients will immediately notice and open your mail upon receiving! This pack includes 50 white envelopes made from 28 lb. paper measuring 7 1/2" x 10 1/2". Each envelope has an open end opening, wallet flap, self adhesive strip closure, and smooth finish..Qunatity: 50 per pack.Fashioned from 24 lb paper, crisp, white envelopes feature a self ashesive closure.Perfect for business mailing, document organization, file storage, and more

Price is  $22.69
Unit of measure 50/Pack
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JAM Paper® 7.5 x 10.5 Open End Catalog Envelopes with Peel and Seal Closure, 25/Pack (356828779A) image 1
Item: 24365075
Model: 356828779A

Keeping your mail safe and stylish is simple with JAM Paper® Peel & Seal Envelopes. Use these white envelopes to send a variety of mail while saving time, as they feature a peel and seal closure that allows you to quickly get to the post office and have your mail on the way to recipients. Simply pull off the strip and pat down to secure invitations, announcements, greetings, important documents, files, presentations, contracts, and more! Appropriate for both home and office use. This pack includes 25 white envelopes made from 28 lb. paper measuring 7 1/2" x 10 1/2". Each envelope has an open end opening, wallet flap, self adhesive strip closure, and smooth finish..Qunatity: 25 per pack.Fashioned from 24 lb paper, crisp, white envelopes feature a self ashesive closure.Perfect for business mailing, document organization, file storage, and more

Price is  $11.39
Unit of measure 25/Pack
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LUX Open End Kraft Envelopes 9" x 12", Citrus Yellow (LUX-1590-L20-1M) image 1
Item: 1277791
Model: LUX-1590-L20-1M

LUX 9" x 12" Citrus Open End Window Envelopes is made of citrus color kraft material to protect documents from spillages. It comes with a flap on the short side that has a peel and press sealing method, making it ideal for securing various documents..9 x 12 Open End Window Envelopes are perfect for sending documents/catalogs/direct mail/promotional material/brochures.Comes in Citrus, 80lb. Text Paper.Dimensions: 9"H x 12"W.Peel & Press Sealing Method.Contains 1000 Envelopes per pack.Comes in Citrus, 80lb. Text Paper.Sealing Method: Peel & Press.Features: Flap is on the Short Side, Helping to Keep Things from Falling Out After Opening.LUX 9" x 12" Citrus Open End Window Envelopes - Made of citrus color kraft material to protect documents from spillages

Price is  $240.39
Unit of measure 1000/Box
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JAM Paper 6 x 9 Open End Envelopes, Sunflower, 250/Pack (EX1644-12-250) image 1
Item: 24578485
Model: EX1644-12-250

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.Sunflower Yellow

Price is  $73.95
Unit of measure 250/Pack
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JAM Paper 6 x 9 Open End Envelopes ,Mandarin Orange, 50 Pack, Orange (EX1644-11-50) image 1
Item: 24578499
Model: EX1644-11-50

High-quality envelopes for business documents, letters of recommendation, applications, booklets, folders, magazines..Open End Catalog Envelopes.Size: 6 inches x 9 inches.Orange

Price is  $23.69
Unit of measure 50/Pack
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LUX Open End Envelopes 9" x 12", Navy Blue image 1
Item: 1277799
Model: LUX-1590-103-1M

LUX 9 x 12 Open End Window Envelopes in Navy are perfect for sending documents/catalogs/direct mail/promotional material/brochures, sold as 1000 per box.9 x 12 Open End Window Envelopes are perfect for sending documents/catalogs/direct mail/promotional material/brochures.Comes in Navy, 80lb. Text Paper.Dimensions: 9"H x 12"W.Peel & Press Sealing Method.Contains 1000 Envelopes per pack.Comes in Navy, 80lb. Text Paper.Sealing Method: Peel & Press.Color: Navy.Features: Flap is on the Short Side, Helping to Keep Things from Falling Out After Opening.LUX Open End Window Envelopes - Includes a flap on the shorter side

Price is  $355.39
Unit of measure 1000/Box
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JAM Paper® 7.5 x 10.5 Open End Catalog Envelopes with Peel and Seal Closure, 100/Pack (356828779H) image 1
Item: 24365094
Model: 356828779H

We understand how busy work life gets (we're looking at you businesses and offices!), so we created JAM Paper® Peel & Seal Envelopes to make things simpler. Quickly get your documents to clients and other businesses by effortlessly peeling off the strip and sealing to protect your documents inside. Whether you are sending reports, paperwork, announcements, or contracts or storing papers away, your contents stay in one place. However you decide to use, expect high quality performance and presentation. This pack includes 100 white envelopes made from 28 lb. paper measuring 7 1/2" x 10 1/2". Each envelope has an open end opening, wallet flap, self adhesive strip closure, and smooth finish..Qunatity: 100 per pack.Fashioned from 24 lb paper, crisp, white envelopes feature a self ashesive closure.Perfect for business mailing, document organization, file storage, and more

Price is  $42.99
Unit of measure 100/Pack
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JAM Paper® 9 x 12 Open End Catalog Envelopes with Peel and Seal Closure, White, 25/Pack (356828780A) image 1
Item: 24365154
Model: 356828780A

JAM Paper® Open End Catalog Envelopes with Self Adhesive Closure are a convenient and flexible envelope option to send a variety of mail. Appropriate for both personal and business mailings, these 9" x 12" white catalog envelopes are superior for sending brochures, important documents, paperwork, invitations, catalogs, marketing materials, flyers and more! With a convenient self adhesive strip closure, getting your mail where it needs to be is simple and quick. Suitable to use in the office, home and classroom. Available in an assortment of colors and sizes, your perfect envelope is just a simple click away! This pack includes 25 envelopes made from 28 lb. paper. Each envelope has an open end opening, wallet flap, self adhesive strip closure and smooth finish..Quantity: 25 per pack.Envelopes are made from 28 lb paper that has a wallet flap with a self adhesive closure strip.Our high-quality envelopes are perfect for business mailing, document organization, file storage, and more

Price is  $18.19
Unit of measure 25/Pack
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Staples EasyClose Booklet Envelopes, 12"L x 9"H, White, 100/Box (SPL570227) image 1
Item: 570227
Model: ST19826-CC

Send out marketing materials, promotional booklets or other important documents to customers and clients with these side-open booklet envelopes. The durable 28-pound woven construction stands up to the rigors of the mailing process, while the QuickStrip peel-and-seal closures keep items securely tucked inside. With a side-opening design, these Staples EasyClose envelopes are simple to fill and prep for shipping..Envelopes are perfect for filing, mailing and storing important documents, and reports.White woven paper stock resists tearing.Dimensions: 12"L x 9"H, size #9.5.EasyClose peel-and-stick closures to speed up mail preparation time. Whether sending materials across the country or across the office, these envelopes stay sealed for safety, and convenience.Envelopes come in boxes of 100.QuickStrip closure is quick and easy to use - simply remove strip and press to close.Mail catalogs, brochures and other reading materials with these Staples EasyClose white 9 x 12-inch woven side-open booklet envelopes.

Price is  $46.39
Unit of measure 100/Box
Next-Day Delivery by tomorrow
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JAM Paper 9 x 12 Open End Catalog Envelopes with Peel and Seal Closure, Light Grey, 25/Pack (12931115a) image 1
Item: 2478094
Model: 12931115A

JAM Paper® Light Grey 9 x 12 Open End Envelopes with Self Adhesive Closures are made out of smooth, high quality, 28lb paper. In this pack, there is a total of 25 envelopes. Each of these envelopes measures 9 x 12 inches in size, which makes them perfect for enclosing standard, letter sized documents without any need for folding or risk of creating unnecessary creases. The keep the contents placed within them secure as they travel through the mail, these envelopes have straight flap openings and reliable, peel and seal strip closures. These envelopes feature a versatile light grey color and are an excellent choice for a variety of home and office mailing needs..Color: Gray.Size: 9 x 12 inches.Quantity: 25 /pack.This envelope is fashioned from 28lb paper, has a smooth finish, and a Peel & Seal adhesive strip closure!.Perfect for personal mail, business mailings, greeting cards, announcements, and so much more!.JAM Paper® Open End Envelopes are great for keeping and sending important papers and documents.

Price is  $21.59
Unit of measure 25/Pack
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JAM Paper 9 x 12 Open End Catalog Envelopes with Peel and Seal Closure, Light Grey, 50/Pack (12931115i) image 1
Item: 24142084
Model: 12931115I

JAM Paper® original Colored Open End Catalog Envelopes are a great alternative compared to the same old white or manilla catalog envelopes. These envelopes are made from 28lb sturdy paper, measure 9 x 12 inches, and have a moisture activated gummed flap closure. They are great to use for organizing documents, distributing marketing materials, mailing or filing. Flap is on the shorter side of the envelope. Available in multiple colors: Red, Red Base, Dark Red, Green, Dark Green, Light Green, Light Green Base, Olive, Blue, Presidential Blue, Navy Blue, Light Blue, Aqua Blue, Teal, Orange, Dark Orange, Mandarin Orange, Yellow, Light Yellow, Canary Yellow, Gold, Purple, Light Pink, White Translucent, Black, Gray, Chocolate Brown, Kraft Brown, Tan, Map, and Chartreuse..Color: Light Grey.Size: 9 x 12 inches.Quantity: 50 envelopes per box.Made from smooth 28 lb paper, includes moisture activated gummed straight flap closure.Great envelopes to use for organizing or mailing items at home, school, the office, or on the go

Price is  $39.69
Unit of measure 50/Pack
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JAM Paper® 6 x 9 Open End Catalog Envelopes with Peel and Seal Closure, White, 25/Pack (356828777A) image 1
Item: 24365068
Model: 356828777A

JAM Paper® Open End Peel & Seal Envelopes offer simplicity and versatility for all your mailing needs. These white envelopes are perfect for when you need to send or store mailings such as programs, invitations, greetings, announcements, thank you cards, and more! Because of their clean white color, they can be used in any setting and for any occasion. From the home to office, your mail stays appropriate yet stylish. However you decide to use, expect high quality performance and presentation. This pack includes 25 white envelopes made from 28 lb. paper measuring 6" x 9". Each envelope has an open end opening, wallet flap, self adhesive strip closure, and smooth finish..Quantity: 25 per pack.Our premium envelopes feature a self-adhesive strip for quick and easy closure.This pack of envelopes is perfect for personal mail, business mailings, greeting cards, announcements, and so much more

Price is  $13.59
Unit of measure 25/Pack
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LUX, 6 x 11 1/2 Open End Envelopes, Bright White image 1
Item: 1277789
Model: 61112-70W-500

LUX White Open End Envelopes can be used to send letters, invoices or statements. It has a small window to position the address through it. The flap is on the shorter side to prevent things from falling out..9 x 12 Open End Window Envelopes are perfect for sending documents/catalogs/direct mail/promotional material/brochures.Comes in White, 70lb. Text Paper.Dimensions: 6"H x 11 1/2"W.Peel & Press Sealing Method.Contains 500 Envelopes per pack.Sealing Method: Peel & Press.Size: 6" x 11.5".Color: White.Features: Flap is on the Short Side, Helping to Keep Things from Falling Out After Opening.LUX White Open End Envelopes - Envelopes with a small window to position the address through it

Price is  $212.19
Unit of measure 500/Box
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JAM Paper® 6 x 9 Open End Catalog Envelopes with Peel and Seal Closure, White, 50/Pack (356828777B) image 1
Item: 24365110
Model: 356828777B

Formally send your mail with JAM Paper® Open End Peel & Seal Envelopes. Whether you are a business, receptionist, or teacher, these white envelopes are as necessary as the coffee you drink to get through the work day. Professional and simple enough for you to place important documents, business correspondence, announcements, greetings, presentations, and loose papers in while keeping your contents protected. However you decide to use, expect high quality performance and presentation. This pack includes 50 white envelopes made from 28 lb. paper measuring 6" x 9". Each envelope has an open end opening, wallet flap, self adhesive strip closure, and smooth finish..Quantity: 50 per pack.Our premium envelopes feature a self-adhesive strip for quick and easy closure.This pack of envelopes is perfect for personal mail, business mailings, greeting cards, announcements, and so much more

Price is  $21.59
Unit of measure 50/Pack
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JAM Paper 6.25 x 7.875 Open End Catalog Foil Envelopes with Self-Adhesive Closure, Blue Santa, 25/Pack (1333327) image 1
Item: 362865
Model: 1333327

JAM Paper® Open End blue foil with santa clause envelope has a self adhesive closure for convenience. Foil measuring 6 1/4" x 7 7/8" is great for greeting cards, invitations, weddings or any other announcements, sold as 25 per pack..Size: 6 1/4" x 7 7/8".Closure: Self adhesive strip.Material: Foil.Envelope opening: Open end.Envelope flap: Straight.Finish: Shiny.Perfect for greeting cards, invitations, weddings or any announcement.Made of heavy duty and tear proof plastic foil.Sturdy and water resistant.JAM Paper® Open End blue santa foil envelope sized 6 1/4" x 7 7/8" comes with a peal/seal closure for reusability and is sold in a pack of 25 envelopes.

Price is  $33.99
Unit of measure 25/Pack
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SURVIVOR Open Side Expansion Self Seal #13 Catalog Envelope, 10" x 13" x 2", White, 25/Pack (QUAR4611) image 1
Item: 2708498
Model: QUAR4611

Moisture and rip-resistant expansion mailer made of DuPont Tyvek delivers heavyweight protection. Expandable design is ideal for shipping bulky contents like books, binders, and reports. Flap-Stik closure provides a secure, peel-and-press seal..2" Expandable design provides extra room to accommodate larger items.Open Side Expansion Mailers Made with Tyvek offer moisture- and rip-resistance. Delivers heavyweight protection.Flap-stick closure seals securely without moisture for fast shipments.Durable, DuPont Tyvek construction offers high level of protection.Lightweight material helps keep shipping costs to minimum.Perfect for replacing expensive boxes or cartons.Mailer is made of durable, DuPont Tyvek to deliver a high level of protection for your shipments while keeping shipping costs to a minimum.

Price is  $155.99
Unit of measure 25/Pack
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JAM Paper® 9 x 12 Open End Catalog Envelopes with Peel and Seal Closure, White, Bulk 250/Box (356828780D) image 1
Item: 24365138
Model: 356828780D

Mail larger documents with ease using JAM Paper® Open End Catalog Envelopes with Self Adhesive Closure. Measuring 9" x 12", these white catalog envelopes give larger documents a comfortable place to be placed in without having to bend, fold or crease. Insert marketing materials, unique invitations, special announcements, important documents, catalogs, brochures, flyers, photos and more. Whether you use in the office, home or classroom your mail is guaranteed to stay safe and be noticed by recipients. Available in an assortment of colors and sizes, your perfect envelope is just a simple click away! This pack includes 250 envelopes made from 28 lb. paper. Each envelope has an open end opening, wallet flap, self adhesive strip closure and smooth finish..Quantity: 500 per pack.Our envelopes are made from 28 lb paper that has a wallet flap with a self adhesive closure strip.Our high-quality envelopes are perfect for business mailing, document organization, file storage, and more

Price is  $147.79
Unit of measure 250/Pack
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LUX Open End Envelopes 9" x 12", Limelight Green image 1
Item: 1277801
Model: LUX-1590-101-1M

LUX Open End Window Envelopes include a window on the front side and a flap on the shorter side. Available in the color, limelight.9 x 12 Open End Window Envelopes are perfect for sending documents/catalogs/direct mail/promotional material/brochures.Comes in Limelight, 80lb. Text Paper.Dimensions: 9"H x 12"W.Peel & Press Sealing Method.Contains 1000 Envelopes per pack.Comes in Limelight, 80lb. Text Paper.Sealing Method: Peel & Press.Features: Flap is on the Short Side, Helping to Keep Things from Falling Out After Opening.LUX Open End Window Envelopes - Includes a flap on the shorter side

Price is  $352.99
Unit of measure 1000/Box
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JAM Paper 10 x 13 Open End Envelopes, Citrus, 250/Pack (4897-L20-250) image 1
Item: 24578601
Model: 4897-L20-250

Safeguard important documents! When you can't or shouldn't fold the contents, document envelopes are the professional solution..Open End Catalog Envelopes.Size: 10 x 13 Open End Envelopes / 10in. x 13 in. / 10" x 13" / 254mm x 330mm.Citrus

Price is  $94.49
Unit of measure 250/Pack
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LUX Open End Window Envelopes 9" x 12"; Mandarin Orange image 1
Item: 1277776
Model: LUX-1590-11-500

LUX Mandarin 9" x 12" Open End Window Envelopes can be used to send letters, invoices or statements. It has a small window to position the address through it. The flap is on the shorter side to prevent things from falling out..Comes in Mandarin, 80lb. Text Paper.Contains 500 Envelopes per pack.Sealing Method: Peel & Press.Features: Flap is on the Short Side, Helping to Keep Things from Falling Out After Opening.Color: Mandarin.LUX Mandarin 9" x 12" Open End Window Envelopes - Envelops with a small window to position the address through it

Price is  $170.09
Unit of measure 500/Box
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LUX 9" x 12" Open End Envelopes 50/Pack, Limelight (LUX-4894-101-50) image 1
Item: 24260460
Model: LUX-4894-101-50

LUX 9 x 12 Open End Envelopes in Limelight are perfect for Catalogs/Annual Reports/Brochures/Magazines/Invitations, sold as 50 per box..Dimensions: 9"L x 12"W.Comes in Limelight.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 x 12 Open End Envelopes in Limelight are perfect for Catalogs, Annual Reports, Brochures, Magazines, Invitations and more!

Price is  $39.69
Unit of measure 50/Pack
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JAM Paper 6 x 9 Open End Envelopes, Citrus Yellow, 50 Pack (1644-L20-50) image 1
Item: 24578410
Model: 1644-L20-50

High-quality envelopes for business documents, letters of recommendation, applications, booklets, folders, magazines..Open End Catalog Envelopes.Size: 6 inches x 9 inches.Yellow

Price is  $23.69
Unit of measure 50/Pack
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JAM Paper 9 x 12 Open End Window Envelopes, 28lb, White, 250 Pack (1590PS-250) image 1
Item: 24578359
Model: 1590PS-250

High-quality envelopes for business documents, letters of recommendation, applications, booklets, folders, magazines..Open End Catalog Envelopes.9" x 12".White

Price is  $127.89
Unit of measure 250/Pack
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Staples Tyvek EasyClose Catalog Envelopes, 16"L x 12"H, White, 50/Box (ST19868-CC) image 1
Item: 534644
Model: ST19868-CC

Use these side-opening catalog envelopes to transport bulky documents. Each envelope in this 50-pack expands up to 4 inches, making it perfect for larger files, binders and thick manuals. These envelopes feature QuickStrip closures that let you simply peel and press flaps shut for a secure seal. The durable material of these Staples Tyvek EasyClose catalog envelopes resists moisture, punctures and tears..Tyvek Catalog envelope is perfect for catalogs, brochures, and bulky printed materials.White Tyvek envelopes provide superior protection for mailing important materials or documents.Dimensions: 16"L x 12"H.EasyClose peel-and-stick closures to speed up mail preparation time.Envelopes come in boxes of 50, making them an easy and economical choice for the business that needs to spend wisely without sacrificing quality.QuickStrip closure is quick and easy to use - simply remove strip and press to close.Water and moisture resistant.Expands up to 4" for greater storage capacity.Secure binders and bulkier document mailings with this 50-pack of Staples Tyvek 16 x 12-inch side-opening EasyClose catalog envelopes.

Price is  $192.39
Unit of measure 50/Box
Next-Day Delivery by tomorrow
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JAM Paper 10 x 13 Open End Catalog Colored Envelopes with Clasp Closure, Orange Recycled, 25/Pack (913745a) image 1
Item: 24145270
Model: 913745A

JAM Paper original Colored Clasp & Open End Envelopes always attract attention! Made from 28lb sturdy paper. Why using boring Gray or manilla when you can use a color?! Every envelope on this page opens on the SHORT SIDE of the envelope. The ones called CLASP have a gum and a metal clasp. The Open End (no clasp) envelopes just have gum..Orange Envelope.Size: 10 x 13 inches.Quantity: 25 Envelopes per Pack.Envelopes are made from smooth 28lb paper, include both gummed flap closure and folding metal clasp

Price is  $30.69
Unit of measure 25/Pack
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JAM Paper 10 x 13 Open End Envelopes, Citrus Yellow, 50/Pack (LUX-4897-L20-50) image 1
Item: 24578603
Model: LUX-4897-L20-50

Safeguard important documents! When you can't or shouldn't fold the contents, document envelopes are the professional solution..Open End Catalog Envelopes.Size: 10 x 13 Open End Envelopes / 10in. x 13 in. / 10" x 13" / 254mm x 330mm.Yellow

Price is  $30.29
Unit of measure 50/Pack
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JAM Paper 9 x 12 Open End Foil Envelopes with Self-Adhesive Closure, Red Holly, 25/Pack (1333313) image 1
Item: 260916
Model: 1333313

JAM Paper® Red with Holly Open End Foil Envelopes with Peel & Seal Closures are made out of light weight and durable plastic based foil material and feature a shining, festive red color with a pattern of bright red poinsettia flower bordered and detailed in green. Each one of these holiday envelopes measures 7 x 9.5 inches in size. This pack contains a convenient total of 25 envelopes. Each one has a reliable self adhesive peel-and-seal closure to the contents placed inside secure. Use these Holiday themed envelopes to enclose letters, Christmas cards, small gifts, and more. Their shiny appearance is sure to help make your holiday season merry and bright!.Size: 9" x 12".Opening: Open end.Material: Foil.Finish: Shiny.Envelope type: Business.Made of heavy-duty and tear-proof plastic foil, not only do these envelopes look lovely, but they are also sturdy and water-resistant.Self-adhesive peel and seal closure is easy to use and keeps items secure.25 envelopes per pack.JAM Paper® 9" x 12" Red with holly foil open end envelope in a pack of 25 features self adhesive closure and is perfect for your holiday mailing.

Price is  $49.99
Unit of measure 25/Pack
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JAM Paper® 9 x 12 Open End Catalog Envelopes with Peel and Seal Closure, White, Bulk 100/Pack (356828780C) image 1
Item: 24365175
Model: 356828780C

JAM Paper® Open End Catalog Envelopes with Self Adhesive Closure are an excellent envelope option for all your mailing needs. These white 9" x 12" catalog envelopes conveniently hold business mailings, documents, files, paperwork, announcements, brochures, magazines and more without having to sacrifice presentation. Folds, bends and creases are a thing of the past as your contents comfortably fit inside. Appropriate to use in the office, home and classroom. Available in an assortment of colors and sizes, your perfect envelope is just a simple click away! This pack includes 100 envelopes made from 28 lb. paper. Each envelope has an open end opening, wallet flap, self adhesive strip closure and smooth finish..Quantity: 100 per pack.Our envelopes are made from 28 lb paper that has a wallet flap with a self adhesive closure strip.Our high-quality envelopes are perfect for business mailing, document organization, file storage, and more

Price is  $56.49
Unit of measure 100/Pack
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JAM Paper 10 x 13 Open End Envelopes, Holiday Green, 500/Pack (4897-L17-500) image 1
Item: 24578598
Model: 4897-L17-500

Safeguard important documents! When you can't or shouldn't fold the contents, document envelopes are the professional solution..Open End Catalog Envelopes.Size: 10 x 13 Open End Envelopes / 10in. x 13 in. / 10" x 13" / 254mm x 330mm.Holiday Green

Price is  $135.39
Unit of measure 500/Pack
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LUX 8 1/2 x 10 1/2 Open End Envelopes 50/Pack, 70lb. Bright White (4892-W-50) image 1
Item: 24260530
Model: 4892-W-50

LUX 8 1/2 x 10 1/2 Open End Envelopes in 70lb. Bright White are perfect for Catalogs/Annual Reports/Brochures/Magazines/Invitations, sold as 50 per box..Dimensions: 8.5"L x 10.5"W.Comes in 70lb. Bright White.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 8 1/2 x 10 1/2 Open End Envelopes in 70lb. Bright White are perfect for Catalogs, Annual Reports, Brochures, Magazines, Invitations and more!

Price is  $35.69
Unit of measure 50/Pack
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JAM Paper 10 x 13 Open End Envelopes, Holiday Green, 250/Pack (4897-L17-250) image 1
Item: 24578593
Model: 4897-L17-250

Safeguard important documents! When you can't or shouldn't fold the contents, document envelopes are the professional solution..Open End Catalog Envelopes.Size: 10 x 13 Open End Envelopes / 10in. x 13 in. / 10" x 13" / 254mm x 330mm.Holiday Green

Price is  $83.59
Unit of measure 250/Pack
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JAM Paper 10 x 13 Open End Catalog Colored Envelopes with Clasp Closure, Orange Recycled, 50/Pack (913745i) image 1
Item: 24145271
Model: 913745I

JAM Paper original Colored Clasp & Open End Envelopes always attract attention! Made from 28lb sturdy paper. Why using boring Gray or manilla when you can use a color?! Every envelope on this page opens on the SHORT SIDE of the envelope. The ones called CLASP have a gum and a metal clasp. The Open End (no clasp) envelopes just have gum..Orange Envelope.Size: 10 x 13 inches.Quantity: 50 Envelopes per Pack.Envelopes are made from smooth 28lb paper, include both gummed flap closure and folding metal clasp

Price is  $53.89
Unit of measure 50/Pack
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JAM Paper 10 x 13 Open End Envelopes, Citrus Yellow, 500/Pack (4897-L20-500) image 1
Item: 24578500
Model: 4897-L20-500

Safeguard important documents! When you can't or shouldn't fold the contents, document envelopes are the professional solution..Open End Catalog Envelopes.Size: 10 x 13 Open End Envelopes / 10in. x 13 in. / 10" x 13" / 254mm x 330mm.Yellow

Price is  $141.89
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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LUX 9 x 12 Open End Envelopes 50/Pack, 24lb. Bright White (8193-50) image 1
Item: 24260839
Model: 8193-50

LUX 9 x 12 Open End Envelopes in 24lb. Bright White are perfect for Catalogs/Annual Reports/Brochures/Magazines/Invitations, sold as 50 per box..Dimensions: 9"L x 12"W.Comes in 24lb. Bright White.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 x 12 Open End Envelopes in 24lb. Bright White are perfect for Catalogs, Annual Reports, Brochures, Magazines, Invitations and more!

Price is  $22.95
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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LUX 9 x 12 Open End Envelopes, 50/Box, White Linen (4894-WLI-50) image 1
Item: 1030037
Model: 4894-WLI-50

LUX™ Open end linen envelope in white color has flap for easy filling with peel & press secure sealing type. Envelope measuring 9" x 12" is ideal for holding coins/catalogs/jumbo cards, sold as 50 per pack..9 x 12 Open End Envelopes are perfect for sending documents/catalogs/direct mail/promotional material/brochures.Comes in White Linen, 80lb. Text Paper.Peel & Press Sealing Method.50/Pack.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.LUX™ Open end linen envelope in white color measuring 9" x 12" 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  $110.99
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JAM Paper 10 x 13 Open End Catalog Colored Envelopes with Clasp Closure, Yellow Recycled, 50/Pack (900906710i) image 1
Item: 24142055
Model: 900906710I

JAM Paper original Colored Clasp & Open End Envelopes always attract attention! Made from 28lb sturdy paper. Why using boring Gray or manilla when you can use a color?! Every envelope on this page opens on the SHORT SIDE of the envelope. The ones called CLASP have a gum and a metal clasp. The Open End (no clasp) envelopes just have gum..Yellow Envelope.Size: 10 x 13 inches.Quantity: 50 Envelopes per Pack.Envelopes are made from smooth 28lb paper, include both gummed flap closure and folding metal clasp

Price is  $73.69
Unit of measure 50/Pack
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LUX 9 x 12 Open End Envelopes 50/Pack, 14lb. (75852-50) image 1
Item: 24260320
Model: 75852-50

LUX 9 x 12 Open End Envelopes in 14lb. Tyvek are perfect for Catalogs/Annual Reports/Brochures/Magazines/Invitations, sold as 50 per box..Dimensions: 9"L x 12"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 x 12 Open End Envelopes in 14lb. Tyvek are perfect for Catalogs, Annual Reports, Brochures, Magazines, Invitations and more!

Price is  $37.95
Unit of measure 50/Pack
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LUX Open End Window Envelopes 9" x 12", Sunflower Yellow image 1
Item: 1277775
Model: LUX-1590-12-500

LUX Sunflower 9" x 12" Open End Window Envelopes can be used to send letters, invoices or statements. It has a small window to position the address through it. The flap is on the shorter side to prevent things from falling out..9 x 12 Open End Window Envelopes are perfect for sending documents/catalogs/direct mail/promotional material/brochures.Comes in Sunflower, 80lb. Text Paper.Dimensions: 9"H x 12"W.Peel & Press Sealing Method.Contains 500 Envelopes per pack.Comes in Sunflower, 80lb. Text Paper.Sealing Method: Peel & Press.Color: Sunflower.Features: Flap is on the Short Side, Helping to Keep Things from Falling Out After Opening.LUX Sunflower 9" x 12" Open End Window Envelopes - Envelops with a small window to position the address through it

Price is  $256.99
Unit of measure 500/Box
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LUX 9 x 12 Open End Envelopes 50/Pack, 28lb. Bright White (8250-50) image 1
Item: 24260257
Model: 8250-50

LUX 9 x 12 Open End Envelopes in 28lb. Bright White are perfect for Catalogs/Annual Reports/Brochures/Magazines/Invitations, sold as 50 per box..Dimensions: 9"L x 12"W.Comes in 28lb. Bright White.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 x 12 Open End Envelopes in 28lb. Bright White are perfect for Catalogs, Annual Reports, Brochures, Magazines, Invitations and more!

Price is  $21.69
Unit of measure 50/Pack
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JAM Paper Peel & Seal Open End #13 Catalog Envelope, 10" x 13", Grey, 1000/Carton (12931116B) image 1
Item: 2329370
Model: 12931116B

JAM Paper Light Grey box contains a large and even total of 1000 envelopes! Each one measures a roomy 10 x 13 inches in size, which makes them ideal for enclosing standard sized and slightly larger documents with no need for bending or folding!.Each one of these envelopes has a straight flap opening and a peel and seal closure.These envelopes feature a versatile, light grey color that will look professional in any office or home environment!.This envelope is fashioned from 28lb paper, has a smooth finish, and a Peel & Seal adhesive strip closure!.Peel & Seal Closure.Finish: Smooth.Safety Data Sheet.JAM Paper Open End Envelopes are great for keeping and sending important papers and documents.

Price is  $609.69
Unit of measure 1000/Carton
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JAM Paper Open End Kraft Catalog Envelopes, 12" x 15 1/2", Brown Kraft, 25/Pack (900493255A) image 1
Item: 24365032
Model: 900493255A

If you send more paperwork than you can count, you need JAM Paper Manila Open End Envelopes. These Brown Kraft envelopes aren't your typical envelopes, as their color boasts a classier and more unique look. Send business mailings, personal mailings, invitations, artwork, announcements, and much more without having to bend or fold, as they measure 12" x 15 1/2". Recipients who receive this mail will certainly know there's something important inside! This pack includes 25 brown kraft envelopes made from 28 lb. paper. Each envelope has an open end opening (no clasp), straight flap, gum closure, and smooth finish..Quantity: 25 per pack.Fashioned from 28 lb. paper and features a gum closure.These envelopes are perfect for commercial & business mailing, personal mailing, invitations, and so much more

Price is  $12.49
Unit of measure 25/Pack
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JAM Paper 6 x 9 Open End Envelopes, Citrus Yellow, 500 Pack (1644-L20-500) image 1
Item: 24578411
Model: 1644-L20-500

High-quality envelopes for business documents, letters of recommendation, applications, booklets, folders, magazines..Open End Catalog Envelopes.Size: 6 inches x 9 inches.Yellow

Price is  $136.95
Unit of measure 500/Pack
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About Side-Opening Envelopes

Side-opening envelopes are a versatile packaging solution designed for easy access and secure storage of documents. Ideal for mailing, organizing, or presenting important papers, these envelopes come in various sizes and materials to suit different needs.

With their unique side-opening design, these envelopes allow for quick insertion and removal of contents, making them perfect for busy environments. Whether for personal use or professional settings, side-opening envelopes provide a practical way to keep documents safe and organized.

When choosing side-opening envelopes, consider factors such as size, material, and closure type. Options range from lightweight paper to durable vinyl, ensuring that you can find the right envelope for your specific requirements, whether it’s for mailing or storage.

Additionally, look for features like self-sealing closures for added convenience and security. Many side-opening envelopes also offer expansion capabilities, allowing you to store thicker documents without compromising the envelope's integrity.

What are side-opening envelopes used for?

  • Side-opening envelopes are commonly used for mailing documents, organizing files, and presenting materials. Their design allows for easy access, making them ideal for both personal and professional use.

What sizes do side-opening envelopes come in?

  • Side-opening envelopes are available in a variety of sizes, ranging from small options for cards and notes to larger formats for catalogs and reports. This variety ensures you can find the perfect size for your specific needs.

Are side-opening envelopes secure for mailing?

  • Yes, many side-opening envelopes feature secure closures, such as self-sealing or clasp options, which help keep contents safe during transit. Choosing a sturdy material also enhances their security for mailing purposes.

Can side-opening envelopes be reused?

  • While side-opening envelopes are typically designed for single use, some durable options can be reused if they remain in good condition. However, it's essential to ensure that any previous labels or markings are removed for clarity.

What materials are side-opening envelopes made from?

  • Side-opening envelopes can be made from various materials, including paper, plastic, and Tyvek. Each material offers different benefits, such as durability, flexibility, and resistance to moisture, depending on your needs.

Do side-opening envelopes come with different closure types?

  • Yes, side-opening envelopes are available with various closure types, including self-sealing, adhesive flaps, and clasps. Selecting the right closure type can enhance the security and convenience of your mailing or storage needs.