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Our brown envelopes have durable 2 prong metal clasps and reinforced eyelets to let you access your files as needed; open, close, repeat. A deeply gummed envelope flap is laid thick with moisture-activated adhesive; creates a firm seal you can trust in the mail.



Versatility - these make excellent shipping bags for clothing and also for any lightweight, durable, and quite flexible, non-fragile items. Size - pack of 100 recycled poly mailing envelopes - 9" x 12" Interior Dimensions. Reliable leader in shipping supplies: shipping depot provides reliable office and shipping supplies that you can trust without overspending.
Size - pack of 100 recycled poly mailing envelopes - 9" x 12" Interior Dimensions. Reduce reuse recycle. Self-sealing poly bag - featuring “peel and seal” closure technology. These poly mailers are excellent bags for clothing, vitamins, supplements, books, and any lightweight, accessories, nutrition products, non-fragile items. Easily add in padding if needed! These allow us to manufacture our mailers with 0% scrap and save on plastic be wasted into the eco system.




1. Mead
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9" x 12", Mead Envelopes, 100/Box CO790, Brown Kraft, Clasp
#adMead #ad - Extra heavy-duty opaque 32 lb. Brown kraft material provides privacy of contents. Durable multi-purpose envelope; dual purpose seal allows for multiple uses; use the moisture activated gummed seal for mailing or the strong metal clasp for repeated use and storage purposes.More information #ad
9 x 12 inches; 100 envelopes per box.Brand | Mead #ad |
Manufacturer | Mead #ad |
Height | 14.88 Inches |
Length | 3.75 Inches |
Width | 9.25 Inches |
Part Number | CO790m |
Model | CO790m |
More information #ad
2. Quality Park
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100 Count 44511, 9 inches x 12inches, Redi-Strip, Kraft, Quality Park 100% Recycled Kraft Catalog Envelope
#adQuality Park #ad - Redi-strip? version features a removable strip that provides a clean, quick seal immediately upon contact. 100% post-consumer content. Manufactured from fully recycled, chlorine free Kraft paper stock.More information #ad
Brand | Quality Park #ad |
Manufacturer | Quality Park #ad |
Height | 9.72 Inches |
Length | 12.1 Inches |
Weight | 3.74 Pounds |
Width | 3 Inches |
Part Number | 44511 |
Model | 44511 |
More information #ad
3. Quality Park
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Quality Park 38711 100% Recycled Brown Kraft Clasp Envelope, 9 x 12, Brown Kraft Box of 100
#adQuality Park #ad - Quality park 9x12 clasp envelopes are a staple of every office; a gummed flap and reusable clasp make them ideal for mailing and storage; 100 per box.Our brown envelopes have durable 2 prong metal clasps and reinforced eyelets to let you access your files as needed; open, close, repeat. A deeply gummed envelope flap is laid thick with moisture-activated adhesive; creates a firm seal you can trust in the mail.
More information #ad
Heavyweight 24 lb kraft manila envelopes are opaque to protect private contents; strong enough for bulk mailing or organizing the office. A great value; large envelopes are an economical way to send manuscripts, certificates or other documents you’d rather mail flat.Brand | Quality Park #ad |
Manufacturer | Quality Park #ad |
Height | 3.9 Inches |
Length | 14 Inches |
Weight | 3.73 Pounds |
Width | 9.6 Inches |
Part Number | QUA38711 |
Model | QUA38711 |
More information #ad
4. SUSTAINABLE EARTH
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Sustainable Earth 884781 Envelopes 9-Inch X 12-Inch Natural Brown 100/Bx 19964
#adSUSTAINABLE EARTH #ad - Clasp & moistenable glue for secured sealing. 100% recycled paper for eco-friendly document mailing. Dimensions: 9"l x 12"H; size #10100% recycled paper for eco-friendly document mailing. Envelopes come in boxes of 100, making them an easy and economical choice.More information #ad
Catalog envelopes are a convenient and reliable choice for personal and business mailing purposes. Dimensions: 9"l x 12"H; size #10 Sold as 100/Box. Clasp & moistenable glue for secured sealing. Comes in brown and made of paper. Comes in brown and made of paper.Brand | SUSTAINABLE EARTH #ad |
Manufacturer | Staples #ad |
Height | 12 Inches |
Length | 0 Inches |
Width | 9 Inches |
Part Number | 7.18103E+11 |
More information #ad
5. JAM Paper
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9" x 12", Brite Hue Orange Recycled, JAM Paper Open End Catalog Envelopes with Clasp Closure, 100/pack
#adJAM Paper #ad - Our envelopes are made from 30% recycled 24 lb paper and feature commercial flap with a smooth finish. These fun, colorful envelopes are perfect for making your mail stand out from the pile. Quantity: 100 per box. Color: Orange. Size: 9 x 12 inches.More information #ad
Brand | JAM Paper #ad |
Manufacturer | JAM Paper & Envelope #ad |
Height | 12 Inches |
Length | 9 Inches |
Width | 0.1 Inches |
Part Number | FBA_92938 |
Model | 92938 |
More information #ad
6. Secure Seal
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Sensible Mailers – 100 Pack of 9x12” Fully Recycled Poly Mailers Grey – Shipping Envelopes for Small Business
#adSecure Seal #ad - Fully recycled - each poly envelope shipping mailer is made from the scrap of our white LDPE poly mailers that we manunfacture. The durable adhesive stretches the full width of the mailer bag. Quickly pack and ship with very little effort! alL BAGS COME WITH SUFFOCATION WARNINGS.Versatility - these make excellent shipping bags for clothing and also for any lightweight, durable, and quite flexible, non-fragile items. Size - pack of 100 recycled poly mailing envelopes - 9" x 12" Interior Dimensions. Reliable leader in shipping supplies: shipping depot provides reliable office and shipping supplies that you can trust without overspending.
More information #ad
The poly shipping bags are thin, so they're very forgiving of oddly shaped contents. Our plastic mailing bags come with a self-adhesive, tamper-proof seal. Size - pack of 100 recycled poly mailing envelopes - 9" x 12" Interior Dimensions. Reduce reuse recycle. Self-sealing poly bag - featuring “peel and seal” closure technology. These poly mailers are excellent bags for clothing, vitamins, supplements, books, and any lightweight, accessories, nutrition products, non-fragile items. Easily add in padding if needed! These allow us to manufacture our mailers with 0% scrap and save on plastic be wasted into the eco system.
Brand | Secure Seal #ad |
Manufacturer | Secure Seal #ad |
Part Number | MM3-100 |
Model | MM3-100 |
More information #ad
7. JAM Paper
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JAM PAPER 9 x 12 Open End Catalog Colored Envelopes, Green Recycled, 100/Pack
#adJAM Paper #ad - Size: 9 x 12 inches. Perfect for business needs, and mailing larger documents. Envelopes are made from smooth 24 lb paper, includes moisture activated gummed closure, and are 30% recycled. Color: Christmas Green. Quantity: 100 envelopes per box.More information #ad
Brand | JAM Paper #ad |
Manufacturer | JAM Paper & Envelope #ad |
Height | 12 Inches |
Length | 9 Inches |
Width | 0.1 Inches |
Part Number | FBA_80402 |
Model | 80402 |
More information #ad
8. Office Depot
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77R20, Box of 125, White, 9in. x 12in, Office Depot Clean SealTM Catalog Envelopes, 30% Recycled
#adOffice Depot #ad - Office depot 9" x 12" envelopes are the ideal size for mailing all of your documents. Simply peel off the release strip and press! With Office Depot clean seal envelopes, you will get your mailing tasks done quickly and easily.More information #ad
Greener choice - recycled catalog envelopes contain 30% post consumer recycled content. Open-end design allows quick and easy filling. 30% recycled envelopes offer an eco-conscious design. Office depot clean Seal envelopes form a secure seal quickly, with no moisture required.Brand | Office Depot #ad |
Manufacturer | Office Depot #ad |
Part Number | 590495 |
More information #ad
9. Quality Park
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Quality Park 100% Recycled Kraft Catalog Envelope, Redi-Seal, 9 x 12, 43511, 100 per Box, Brown Kraft
#adQuality Park #ad - Versatile: great for mailing, storage, and organizing in both home and office environments. Multi-purpose: these 9 x 12 envelopes are perfect for storing or mailing documents flat when folding is undesired.More information #ad
Brown kraft stock. Durable: made from 24 lb. Secure: redi-seal closure will ensure your contents stay safe with the licking factor out of mind. Great value: conveniently packed in 100 count to reduce the frequency of repurchasing.Brand | Quality Park #ad |
Manufacturer | Quality Park #ad |
Height | 2.4 Inches |
Length | 14.3 Inches |
Weight | 3.47 Pounds |
Width | 9.4 Inches |
Part Number | QUA43511 |
Model | QUA43511 |
More information #ad
10. MyOfficeInnovations
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Myofficeinnovations 884781 Clasp & Moistenable Glue Catalog Envelopes 9X12 Natural Brown 100/Bx
#adMyOfficeInnovations #ad - Dimensions: 9"l x 12"H; size #10 Dimensions: 9"l x 12"H; size #10100% recycled paper for eco-friendly document mailing. Catalog envelopes are a convenient and reliable choice for personal and business mailing purposes.More information #ad
Comes in brown and made of paper. Clasp & moistenable glue for secured sealing. Sold as 100/Box. Clasp & moistenable glue for secured sealing. 100% recycled paper for eco-friendly document mailing. Envelopes come in boxes of 100, making them an easy and economical choice. Comes in brown and made of paper.Brand | MyOfficeInnovations #ad |
Manufacturer | MyOfficeInnovations #ad |
Height | 12 Inches |
Length | 0 Inches |
Width | 9 Inches |
Part Number | MYO884781 |
More information #ad