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Reliable quality: our plain white envelopes reduce the cost of shipping while simultaneously ensuring your items stay inside; the tear strip tab at the top allows for quick and convenient opening.




Ship with confidence. Do not bend envelopes. Hard envelopes: rigid mailer with tear strip. Approved as uSPS, UPS envelopes. Stay Flat mailing envelopes. Lightweight: large mailing envelopes are designed to optimize space without adding additional weight.
Photo envelopes construction strong as chipboard helps save on postage. 10 pack paperboard envelopes 13 x 18: white rigid photo mailers. Flat mailers made from stiff cardboard paper board. Catalog envelopes are self seal, or as named envelopes redi seal.




Highly economical: rigid cardboard mailers are lightweight, which means you get to save much on shipping costs. Save money on shipping with these lightweight, mailers. Stay flat mailers. Natural brown color.
An economic alternative to shipping products in cartons. Sealing mailers. Top-loading design. Bulk packing or retail packing. Convenient self-seal adhesive closure with tear-strip for easy opening. Recyclable mailing envelope.

The perfect size: each mail envelope measures 13 x 17. 5 inches; perfectly sized for gift cards, posters, and calendars. Mailing envelopes: protect valuable art prints, and important documents this set of 25 kraft brown mailing envelopes with flat closures; use stamps, photos, CDs, books, certificates, labels, and colorful ink to personalize the self adhesive envelopes.
1. Juvale
#ad
Kraft Rigid Stay Flat Mailers, 25 Pack, Self-Adhesive Cardboard Envelopes 13 x 18 in
#adJuvale #ad - What’s included: includes 25 kraft rigid mailers to ensure you always have one on hand when needed. Rigid mailer envelopes: protect valuable art prints, jewelry, photos, media, and documents with these 13x18 rigid mailers.Reliable quality: our plain white envelopes reduce the cost of shipping while simultaneously ensuring your items stay inside; the tear strip tab at the top allows for quick and convenient opening.
More information #ad
The perfect size: each cardboard mailer measures 13 x 18 inches; use thank you stickers, logos, and stamps to customize the envelopes for your customers. Self-adhesive seal: the flat mailers have an adhesive strip at the top to ensure contents remain inside while in transit; simply peel, seal, then press to adhere the two ends together.Brand | Juvale #ad |
Manufacturer | Juvale #ad |
Part Number | SZZTJ |
More information #ad
2. Dot Red
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Dot Red, Recyclable 28pt Chipboard {Sobres de Correo Rígidos} 13x18-10 Pack, 13" x 18" Rigid Self Seal Photo/Document Flat Mailers
#adDot Red #ad - Self seal & easy tear strip - usps approved for First Class Package Too stiff for Letter Rate. Dot red products are all proudly manufactured in the USA - We make sure of it!100% recyclable & made of 100% Recycled Paperboard.More information #ad
13x18 mailer dimensions: 12-15/16" x 17-15/16". Strong, rigid construction,. 028" ccnb clay coated news Back, Great for Photos, Documents, etc.Brand | Dot Red #ad |
Manufacturer | CCC #ad |
Part Number | MCD6500 |
More information #ad
3. Aviditi
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White Pack of 100 Photo Document Mailers, Tear Strip Easy Opening., Peel & Seal Closure, Aviditi 13 x 18" Stayflats Brand Rigid Flat Mailers
#adAviditi #ad - Peel and seal closure. Pull tab tear strip for easy opening. Manufactured from light-weight. 020 chipboard to save on freight costs. Strong chipboard mailers protect photos and documents during shipping. No additional stiffeners needed. Made in the USA! .More information #ad
Brand | Aviditi #ad |
Manufacturer | Aviditi #ad |
Height | 9.75 Inches |
Length | 20.75 Inches |
Width | 13.5 Inches |
Part Number | RM18SS |
Model | O160456 |
More information #ad
4. JAM Paper
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13 x 18, White, JAM PAPER Stay-Flat Photo Mailer Envelopes with Peel & Seal Closure, 6 Rigid Mailers/Pack
#adJAM Paper #ad - These mailers are the perfect way to protect photos and safely send them through the mail! Size: 13 x 18 inches | Quantity: Pack of 6 Envelopes. These photo mailing envelopes feature a self adhesive closure and are available in a variety of sizes.More information #ad
White photo Mailer - Recycled Envelope. Features a self-adhesive strip for quick and easy closure & is made from 100% recycled content.Brand | JAM Paper #ad |
Manufacturer | JAM Paper & Envelope #ad |
Height | 18 Inches |
Length | 13 Inches |
Weight | 2.4 Pounds |
Width | 0.1 Inches |
Part Number | 6PSWb |
More information #ad
5. AMZ Supply
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AMZ Pack of 10 White Rigid Mailers 13x18 Stay Flat Paperboard Photo Mailers 13 x 18 No Bend Documents Chipboard Envelopes with Self Sealing Closure for Mailing Shipping Packaging and Packing
#adAMZ Supply #ad - Peel and seal closure provide protection for your document, artwork, picture, dvd, card, letter, book, other paper. Premium quality: our photo mailer has 22 point paperboard. Surface easily accepts ink, stamps, and labels.Ship with confidence. Do not bend envelopes. Hard envelopes: rigid mailer with tear strip. Approved as uSPS, UPS envelopes. Stay Flat mailing envelopes. Lightweight: large mailing envelopes are designed to optimize space without adding additional weight.
More information #ad
Shipping envelopes with Peel-N-Seal. Perfect for shipping a wide variety of items: photo, catalog, document, sheets, postcards, articles, invitation card, poster, picture, books, calendars, print, craft goods, magazines. Photo envelopes construction strong as chipboard helps save on postage. 10 pack paperboard envelopes 13 x 18: white rigid photo mailers. Flat mailers made from stiff cardboard paper board. Catalog envelopes are self seal, or as named envelopes redi seal.
Brand | AMZ Supply #ad |
Manufacturer | Amiff #ad |
Height | 0.2 Inches |
Length | 18 Inches |
Width | 13 Inches |
Part Number | 13x18SelfSeal |
More information #ad
6. JAM Paper
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6 Rigid Mailers/Pack, 13 x 18, JAM PAPER Stay-Flat Photo Mailer Envelopes with Peel & Seal Closure, Brown Kraft
#adJAM Paper #ad - These photo mailing envelopes are available in a variety of sizes. Quantity: 6 Mailer Envelopes per Pack. Features a self-adhesive strip for quick and easy closure & is made from 100% recycled content. Size: 13 x 18 Inches. Brown kraft recycled Stay Flat Photo Mailers.More information #ad
Brand | JAM Paper #ad |
Manufacturer | JAM Paper & Envelope #ad |
Height | 18 Inches |
Length | 13 Inches |
Width | 0.1 Inches |
Part Number | 8866646b |
More information #ad
7. Aviditi
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And Artwork Protected During Shipping 100 Pack, Aviditi 13" x 18" Stayflats Rigid Flat Mailers, for Keeping Documents, Kraft, Photos
#adAviditi #ad - Manufactured from strong. 036 kraft chipboard. Strong chipboard mailers protect photos and documents during shipping. Light-weight to save on postage. Tab lock closure. Made in the USA! No additional stiffeners needed.More information #ad
Brand | Aviditi #ad |
Manufacturer | Aviditi #ad |
Weight | 36.6 Pounds |
Part Number | RM6 |
Model | RM6 |
More information #ad
8. ValueMailers
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50 13x18 VALUEMAILERS Rigid Photo Flat MAILERS ENVELOPES
#adValueMailers #ad - Multi-functional, expands to accept varying contents & weights. Reduces shipping costs by eliminating carton filler & reducing labor.More information #ad
26 point paperboard for clean white appearance. Perforated tab and tear system that saves you time in retrieving your item. Protect important items with these rigid and durable cardboard mailers.Brand | ValueMailers #ad |
Manufacturer | ValueMailers #ad |
Part Number | VM-13x18-photo-50 |
Model | VM-13x18-photo-50 |
More information #ad
9. ABC Pack & Supply
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Prints. Wholesale., ABC Pack of 10 Natural Kraft Stay Flat Mailers 13x18. Brown Cardboard Envelopes 13 x 18. Self Seal Photo Document Mailers. Photography Mailers for Documents, Photo
#adABC Pack & Supply #ad - 100% hand-sorted, recyclable cardboard from premium quality rigid materials make a positive contribution to environmental concerns. Durable double-wall paper provides stiffness and protection against tearing and punctures, and also prevents your products from bending or tearing.Highly economical: rigid cardboard mailers are lightweight, which means you get to save much on shipping costs. Save money on shipping with these lightweight, mailers. Stay flat mailers. Natural brown color.
More information #ad
Premium quality: made of 100% cardboard. Wide range of uses: kraft mailers for shipping promotional items, booklets, compact disks, certificates, DVD, handmade crafts, cosmetics, manual, prints, clothing, catalogue, book, binders, graphic arts, jewelry, audio and video cassettes, medical and dental supplies, direct mail fulfillments, CD, accessories, invitations, handbook, drugs, desktop calendars, magazine, blueprint, greeting card, catalog, newspaper, sheets, literature, plastic. An economic alternative to shipping products in cartons. Sealing mailers. Top-loading design. Bulk packing or retail packing. Convenient self-seal adhesive closure with tear-strip for easy opening. Recyclable mailing envelope.
Brand | ABC Pack & Supply #ad |
Manufacturer | ABC Pack & Supply #ad |
Part Number | KSTF1318 |
More information #ad
10. Juvale
#ad
Rigid Mailing Envelopes, 25 Pack, Kraft Brown Stay Flat Mailers 13 x 18 In
#adJuvale #ad - Reliable quality: our brown mail envelopes reduce the cost of shipping without sacrificing security; the tear strip tab at the top allows for quick and convenient opening.The perfect size: each mail envelope measures 13 x 17. 5 inches; perfectly sized for gift cards, posters, and calendars. Mailing envelopes: protect valuable art prints, and important documents this set of 25 kraft brown mailing envelopes with flat closures; use stamps, photos, CDs, books, certificates, labels, and colorful ink to personalize the self adhesive envelopes.
More information #ad
Self-adhesive seal: the white mailing envelopes have an adhesive strip at the top to ensure contents are secure during transit, simply peel and seal.Brand | Juvale #ad |
Manufacturer | Juvale #ad |
Part Number | SZZTJ |
More information #ad