First-Class Mail Envelopes

Survivor 10" x 15" DuPont Tyvek First Class Border Catalog Mailer with Self Sealing Closure, 14 lb., Puncture, Tear and Moisture Resistant, 100 per Box .Send important documents with the confidence you get from Tyvek Mailers..For bulky mailings that need extra protection.Convenient Flap-Stik closure.Tyvek provides extra protection from punctures, tears and moisture.Envelopes made of DuPont Tyvek won't rip, tear or puncture.Envelopes made of DuPont Tyvek won't rip, tear or puncture.Much stronger and more secure than traditional paper envelopes.Water and moisture resistant.Lightweight to save on postage costs.Easy to use.Peel and seal.Environmentally safe Tyvek contains 25% post-consumer recycled content.Patented release strip makes envelopes easy to open.First class.Open-ended

Get correspondence where it needs to be fast with these self-sealing catalog envelopes. Each envelope is easily sealed by simply folding the flap and pressing down, while the 28-pound white wove paper offers durability and a high-contrast background for addresses and logos. These Staples wove catalog envelopes have a repeating border pattern that makes them easily identifiable as first class..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: 10"L x 13"H, size #13.Self seal for secured sealing.Envelopes come in boxes of 100, making them an easy and economical choice for the business that needs to spend wisely without sacrificing quality.Ship vital information quickly with this 100-pack of Staples 10 x 13-inch self-sealing white wove first-class catalog envelopes.

Seal envelopes shut without trouble by using these Staples EasyClose first-class catalog envelopes. Each envelope has a repeating border pattern to quickly identify it as first class, while the EasyClose feature on the flap lets you seal contents securely with ease. These Staples EasyClose first-class catalog envelopes are made with 28-pound white wove material for durability and come with 100 envelopes per box..Catalog envelopes are a convenient and reliable choice for personal and business mailing purposes.Comes in white and made of paper.Dimensions: 10"L x 13"H; size #13.EasyClose peel-and-stick closures to speed up mail preparation time.Envelopes come in boxes of 100, making them an easy and economical choice.QuickStrip closure is quick and easy to use: simply remove strip and press to close.Make your mail easy to identify as first class with this 100-pack of Staples EasyClose 10 x 13-inch white first-class catalog envelopes.

Mail reports, brochures or documents in these first-class envelopes. Each one in this 100-pack is clearly marked with a green border and a label for first-class shipping, and it features EasyClose strips that let you simply peel and press for secure closure. Made from 28-pound white woven material, these Staples EasyClose catalog envelopes are durable for mailing larger items..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, size #10.EasyClose peel-and-stick closures speed up mail preparation time, and keep contents sealed for safety and convenience.Envelopes come in boxes of 100, making them an easy, and economical choice for the business that needs to spend wisely without sacrificing quality.Ship catalogs and documents with this 100-count box of Staples EasyClose 9 x 12-inch first-class catalog envelopes.

Envelopes are made of durable, reinforced, multi-layered paper material that resists moisture. Linen-like surface provides a professional look and is a strong, lightweight alternative to regular paper. Features the self-seal Flap-stik® closure and patente d easy-open design. Ideal for bulky mailings..Color: White.Envelope size: 9" x 12".Flap: Square.Closure type: Flip-Stik.Reinforced paper material has moisture-resistant, linen-like surface.First Class white.100 per box.Stronger and more durable than traditional paper envelopes.

Enjoy the convenience of easy-sealing with these first-class catalog envelopes. Each envelope is reinforced with Tyvek for enhanced durability, while the QuickStrip closure makes sealing as easy as removing the adhesive strip. These Staples EasyClose Tyvek envelopes are lightweight to cut down on shipping costs and expand up to 2 inches, so there's room for binders, presentations and bulky files..Catalog envelopes are a convenient and reliable choice for personal and business mailing purposes.Comes in white and made of Tyvek.Dimensions: 13"L x 10"H; size #13.EasyClose peel-and-stick closures to speed up mail preparation time.Envelopes come in boxes of 100, making them an easy and economical choice.QuickStrip closure is quick and easy to use: simply remove strip and press to close.Water- and moisture-resistant.Expands up to 2" for greater storage capacity.Seal important mail securely with this 100-pack of Staples EasyClose Tyvek 10 x 13-inch expandable first-class catalog envelopes.

The ComplyRight First Class income tax return window envelope serves as a multipurpose tax return envelope that will dress up every tax return and report from your office. Easily mail large documents and tax returns with an address cover sheet, a perfect solution to quickly seal and protect data. The way you present your work needs to match your firm's professionalism every step of the way. Both the recipient address and return address show through the envelope windows..Multipurpose tax return envelope quickly seals and protects data that will dress up every tax return and report from your office.Dimensions: 9.5" x 12".Made of paper in white with blue accents.Features a peel-and-seal closure to quickly self seal and protect data.Features two 6" x 2" windows in the center (top window location: 2.75" from top, 2" from left; bottom window location: 2.75" from top, 2" from left).50 envelopes per pack.Both the recipient address and return address show through the windows

Convenient Flap-Stik closure requires no moisture to seal..Envelopes made of DuPont Tyvek won't rip, tear or puncture.Much stronger and more secure than traditional paper envelopes.Water and moisture resistant.Lightweight to save on postage costs.Easy to use.Peel and seal.Patented releasestrip makes envelopes easy to open.First Class.Open-ended

The ComplyRight First Class income tax return window envelope serves as a multipurpose tax return envelope that will dress up every tax return and report from your office. Easily mail large documents and tax returns with an address cover sheet, a perfect solution to quickly seal and protect data. The way you present your work needs to match your firm's professionalism every step of the way. Both the recipient address and return address show through the envelope windows..Multipurpose tax return envelope quickly seals and protects data that will dress up every tax return and report from your office.Dimensions: 9.5" x 12".Made of paper in white with blue accents.Features a moisture seal closure to quickly self seal and protect data.Features two 6" x 2" windows in the center (top window location: 2.75" from top, 2" from left; bottom window location: 2.75" from top, 2" from left).50 envelopes per pack.Both the recipient address and return address show through the windows

Quality Park Tyvek® Grip seal® Expansion envelope measuring 10" x 13" x 1 1/2" facilitates insertion of bulky items easily with expandability. Lightweight envelope is water resistant and sold as 100 per pack..Size: 10" x 13" x 1 1/2".Self-sealing open side flap stik closure.Expandable design is ideal for shipping bulky contents like books, binders and report.Exterior material: Tyvek.Seam type: Side.Opening: Open end.Trade size: #97.Format/Border: USPS first class.Water-resistant and moisture-resistant, easy to use, simply peel and seal.First class border.Weight: 18 lbs..Featherweight, moisture- and rip-resistant Tyvek mailer delivers heavyweight protection.Flap-Stik closure provides a secure, peel-and-press seal.Quality Park Tyvek® Grip seal® Expansion envelope in white and green color featuring self adhesive closure and expandability measures 10" x 13" x 1 1/2".

Lux 4.37 x 5.75 inch Contour Flap Envelopes are manufactured using 100 percent recycled paper. They feature a grocery bag texture with a contour flap closure..Color: Grocery Bag.Type: Envelope.Size: 4.37 x 5.75 inch.Paper Weight: 70 lbs..Sealing Method: Moistenable Glue.Laser: Yes.Features: A First Class Option for Wedding Announcements, Gala Invitations, Upscale Greeting Cards & Other Distinctive Mailings.Lux 4.37 x 5.75 inch Contour Flap Envelopes - Suitable for wedding announcements, gala invitations and upscale greeting cards

Lux 5.75 x 8.75 inch Contour Flap Envelopes are manufactured using 100 percent recycled paper. They feature a grocery bag texture with a contour flap closure..Color: Grocery Bag.Type: Envelope.Size: 5.75 x 8.75 inch.Paper Weight: 70 lbs..Sealing Method: Moistenable Glue.Laser: Yes.Features: A First Class Option for Wedding Announcements, Gala Invitations, Upscale Greeting Cards & Other Distinctive Mailings.Lux 5.75 x 8.75 inch Contour Flap Envelopes - Suitable for wedding announcements, gala invitations and upscale greeting cards

LUX A7 Contour Flap Envelopes (5 1/4 x 7 1/4) in Grocery Bag are perfect for party invites/thank you cards/wedding invites/announcements/5x7 photos, sold as 250 per box.Color: Grocery Bag.Type: Envelope.Size: 5.25 x 7.25 inch.Paper Weight: 70 lbs..Sealing Method: Moistenable Glue.Laser: Yes.Features: A First Class Option for Wedding Announcements, Gala Invitations, Upscale Greeting Cards & Other Distinctive Mailings.Lux 5.25 x 7.25 inch Contour Flap Envelopes - Suitable for wedding announcements, gala invitations and upscale greeting cards

Lux 4.25 x 6.25 inch Contour Flap Envelopes are manufactured using 100 percent recycled paper. They feature a grocery bag texture with a contour flap closure..Color: Grocery Bag.Type: Envelope.Size: 4.25 x 6.25 inch.Paper Weight: 70 lbs..Sealing Method: Moistenable Glue.Laser: Yes.Features: A First Class Option for Wedding Announcements, Gala Invitations, Upscale Greeting Cards & Other Distinctive Mailings.Lux 4.25 x 6.25 inch Contour Flap Envelopes - Suitable for wedding announcements, gala invitations and upscale greeting cards

Quality Park 9" x 12" First Class Clasp Envelopes are designed for reliable document protection and professional presentation. Made from sturdy brown kraft paper, these envelopes feature a reinforced metal clasp and gummed flap for secure closure. Ideal for mailing, organizing, or storing important paperwork..Size: 9" x 12" – perfect for full-size documents without folding.Heavy-duty brown kraft paper for durability.Metal clasp and gummed flap ensure secure sealing.Pre-printed “First Class” label for professional mailing.100 envelopes per box – great for bulk use in offices or mailrooms.Durable First Class Clasp Envelopes for Secure, Professional Mailing

LUX A6 Contour Flap Envelopes (4 3/4 x 6 1/2) in Grocery Bag are perfect to use for sending invitations/greeting cards/RSVP's/thank you cards/gifts for birthdays/graduations/holidays, sold as 50 per box.Color: Grocery Bag.Type: Envelope.Size: 4.75 x 6.5 inch.Paper Weight: 70 lbs..Sealing Method: Moistenable Glue.Laser: Yes.Features: A First Class Option for Wedding Announcements, Gala Invitations, Upscale Greeting Cards & Other Distinctive Mailings.Lux Contour Flap 4.75 x 6.5 inch Envelope - Made of 100% recycled brown paper

Lux Contour Flap 5.75 x 8.75 inch Envelope is manufactured using 100% recycled brown paper. It is suitable for sending out invitations and important festive announcements..Color: Grocery Bag.Type: Envelope.Size: 5.75 x 8.75 inch.Paper Weight: 70 lbs..Sealing Method: Moistenable Glue.Laser: Yes.Features: A First Class Option for Wedding Announcements, Gala Invitations, Upscale Greeting Cards & Other Distinctive Mailings.Lux Contour Flap 5.75 x 8.75 inch Envelope - Made of 100% recycled brown paper

Lux Contour Flap 5.25 x 7.25 inch Envelope is manufactured using 100% recycled brown paper. It is suitable for sending out invitations and important festive announcements..Color: Grocery Bag.Type: Envelope.Size: 5.25 x 7.25 inch.Paper Weight: 70 lbs..Sealing Method: Moistenable Glue.Laser: Yes.Features: A First Class Option for Wedding Announcements, Gala Invitations, Upscale Greeting Cards & Other Distinctive Mailings.Lux Contour Flap 5.25 x 7.25 inch Envelope - Made of 100% recycled brown paper

Lux Contour Flap 3.62 x 5.12 inch Envelope is manufactured using 100% recycled brown paper. It is suitable for sending out invitations and important festive announcements..Color: Grocery Bag.Type: Envelope.Size: 3.62 x 5.12 inch.Paper Weight: 70 lbs..Sealing Method: Moistenable Glue.Laser: Yes.Features: A First Class Option for Wedding Announcements, Gala Invitations, Upscale Greeting Cards & Other Distinctive Mailings.Lux Contour Flap 3.62 x 5.12 inch Envelope - Made of 100% recycled brown paper

Lux Contour Flap 4.25 x 6.25 inch Envelope is manufactured using 100% recycled brown paper. It is suitable for sending out invitations and important festive announcements..Color: Grocery Bag.Type: Envelope.Size: 4.25 x 6.25 inch.Paper Weight: 70 lbs..Sealing Method: Moistenable Glue.Laser: Yes.Features: A First Class Option for Wedding Announcements, Gala Invitations, Upscale Greeting Cards & Other Distinctive Mailings.Lux Contour Flap 4.25 x 6.25 inch Envelope - Made of 100% recycled brown paper

12" x 16" x 2" First Class Expandable Tyvek Envelopes. Tyvek envelopes provide superior puncture, tear and moisture protection. Constructed from 18 lb. olefin. Ten times stronger than paper envelopes. Envelopes expand to hold bulky items. Feature self-seal closure. 100 per case..Tyvek envelopes provide superior puncture, tear and moisture protection..Constructed from 18 lb. olefin..Ten times stronger than paper envelopes..Envelopes expand to hold bulky items..Feature self-seal closure..100 per case..Tyvek envelopes provide superior puncture, tear and moisture protection.

Lux Contour Flap 4.37 x 5.75 inch Envelope is manufactured using 100% recycled brown paper. It is suitable for sending out invitations and important festive announcements..Color: Grocery Bag.Type: Envelope.Size: 4.37 x 5.75 inch.Paper Weight: 70 lbs..Sealing Method: Moistenable Glue.Laser: Yes.Features: A First Class Option for Wedding Announcements, Gala Invitations, Upscale Greeting Cards & Other Distinctive Mailings.Lux Contour Flap 4.37 x 5.75 inch Envelope - Made of 100% recycled brown paper