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For 8. 5x11 documents; large 9x12 size and strong quick-seal closure security tinted envelopes, thicker, catalogs, perfect for photos, larger documents and other business mailings.9
100 9 x 12 catalog envelopes in every pack for a long lasting supply, easy bulk mailing and everyday business correspondence! Security tint pattern; ideal for secure business mailing and sensitive correspondence, each 9x12 envelope contains a super secure, security tint pattern to protect contents, information and data when mailing.


28lb stock; manufactured from tough, the brown kraft material will insure privacy of the envelopes contents, standing up to normal postal wear and tear without damage, durable Construction like 28lb paper stock, woven paper extends the tampering resistance of this envelope, the durable, .
9x12 kraft envelopes; aimoh’s catalog envelopes combine tough 28lb golden kraft paper stock, strong self-sealing SELF-SEAL Closure for the best catalog envelopes on the market, perfect for large documents and all business correspondence. 9x12 self-seal kraft envelopes; ideal for everyday business use and professional mailings, each box of our premium 9x12 mailing envelopes with the peel and seal closure provide great value 100 envelope supply, for the best value on the market! .

What you'll receive: a box of 100 columbian 9 x 12 inch white catalog envelopes with a SimplySafe tamper-evident seal, pull strip opening and peel off Release & Seal closure.





Quick-seal closure; our #10 envelopes are designed with an ultra strong self-SEAL adhesive strip to create a full, super secure seal across each envelope's width that won't easily open or tear, ideal for mailing for any letter sized and larger documents without splitting.
Laser and inkjet printer compatible; premium construction measuring 4-1/8 x 9-1/2 inches, fully compatible with most inkjet and laser printers for quick and easy addressing! Click the Orange Button to order now.

Conveniently packed in large count to reduce frequency of purchasing. Great for home, interoffice or mailing. Brown kraft stock to give contents extra protection during mailing, storage and handling.
1. Aimoh
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Security Tinted, Ultra Strong Quick-Seal, 9x12 inch 38100, 100 9 x 12 SELF Seal Security White Catalog Envelopes, 28lb
#adAimoh #ad - White 28lb stock; perfect for everyday business use, super secure seal across each envelope's width that won't easily open or tear and use high quality, aimoh’s 9x12 envelopes are designed with an ultra strong SELF-SEAL adhesive strip to create a full, white 28lb stock for a professional finish.For 8. 5x11 documents; large 9x12 size and strong quick-seal closure security tinted envelopes, thicker, catalogs, perfect for photos, larger documents and other business mailings.9
More information #ad
9x12 catalog envelopes; aimoh’s white 9x12 security envelopes combine a professional security tint pattern, large size for business documents and premium quality for the best 9x12 envelopes on the market. 100 9 x 12 catalog envelopes in every pack for a long lasting supply, easy bulk mailing and everyday business correspondence! Security tint pattern; ideal for secure business mailing and sensitive correspondence, each 9x12 envelope contains a super secure, security tint pattern to protect contents, information and data when mailing.
Brand | Aimoh #ad |
Manufacturer | Aimoh #ad |
Height | 2.5 Inches |
Length | 9 Inches |
Weight | 4.06 Pounds |
Width | 12 Inches |
Part Number | FBA_38100 |
Model | FBA_38100 |
More information #ad
2. Amazon Basics
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Amazon Basics Catalog Mailing Envelopes, 100-Pack, White, 9x12 Inch, Peel & Seal
#adAmazon Basics #ad - 100-pack of no. 10-1/2 catalog envelopes. Easy-to-seal peel and Seal closure—no moisture needed. Durable 28-pound white woven paper for quality and strength. Ideal for mailing catalogs, booklets, brochures, and multi-page documents. Measures 9 by 12 inches each.More information #ad
Brand | Amazon Basics #ad |
Manufacturer | Amazon Basics #ad |
Height | 3 Inches |
Length | 12 Inches |
Weight | 3.84 Pounds |
Width | 9 Inches |
Part Number | AMZP15 |
Model | AMZP15 |
More information #ad
3. Aimoh
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9x12 Inch 38300, 9 X 12 Self-Seal Brown Kraft Catalog Mailing Envelopes, 100 Count, 28lb
#adAimoh #ad - Self adhesive seal; aimoh's 9 x 12 envelopes are designed with an ultra strong SELF-SEAL adhesive strip to create a full, ideal for mailing thicker catalogues, super secure seal across each envelope's width that won't easily open or tear, brochures and magazines.28lb stock; manufactured from tough, the brown kraft material will insure privacy of the envelopes contents, standing up to normal postal wear and tear without damage, durable Construction like 28lb paper stock, woven paper extends the tampering resistance of this envelope, the durable, .
More information #ad
Durable multi-purpose; ideal for mailing catalogues, promotional material, direct mail, brochures and more, magazines, documents, Aimoh’s Catalog Envelopes can be easily hand addressed or customized with business information.99x12 kraft envelopes; aimoh’s catalog envelopes combine tough 28lb golden kraft paper stock, strong self-sealing SELF-SEAL Closure for the best catalog envelopes on the market, perfect for large documents and all business correspondence. 9x12 self-seal kraft envelopes; ideal for everyday business use and professional mailings, each box of our premium 9x12 mailing envelopes with the peel and seal closure provide great value 100 envelope supply, for the best value on the market! .
Brand | Aimoh #ad |
Manufacturer | Aimoh #ad |
Part Number | AE-912CGS |
More information #ad
4. Columbian Envelopes
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SimplySafe Tamper Evident, White, Peel and Seal Closure, Security Tint, Columbian Envelopes Columbian 9 x 12 Catalog Mailing Envelopes, 100/Box COLO930, Pull Strip
#adColumbian Envelopes #ad - Columbian 9 x 12 envelopes have a patented SimplySafe seal that will show signs of tampering, safeguarding against unauthorized opening. Stock up on boxes of 100 catalog mailing envelopes made from durable 28 lb paper and save; these tamper evident catalog envelopes are ideal for sending important documents through the mail.What you'll receive: a box of 100 columbian 9 x 12 inch white catalog envelopes with a SimplySafe tamper-evident seal, pull strip opening and peel off Release & Seal closure.
More information #ad
Each catalog envelope is easy to open and close; simply remove the Release & Seal strip and press the flap closed for a clean, sanitary seal; use the pull strip to open without difficulty. Protect critical documents or your customers' sensitive data; these tinted envelopes have a reflex blue pattern that obscures the details of what's inside.Brand | Columbian Envelopes #ad |
Manufacturer | TOPS Products #ad |
Height | 3 Inches |
Length | 12.19 Inches |
Width | 9.75 Inches |
Part Number | COLO930 |
Model | COLO930 |
More information #ad
5. Quality Park
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Brown Kraft, Organizing and Storage, Quality Park 9" x 12" Self-Seal Catalog Envelopes, for Mailing, Heavy 28-lb Paper, 100 Per Box QUA44562
#adQuality Park #ad - Redi-strip provides a clean, quick seal immediately upon contact. Manufactured from a durable stock for extra protection in mailing, storage and handling. Large count gives an ample supply, so purchasing is kept to a minimum.More information #ad
The peel-off strip protects the adhesive from dust for a longer shelf life. Simply peel off the adhesive strip and press to seal. Holds documents flat or folded. Envelopes with redi-strip closure are perfect for storing and mailing letters, documents, catalogs, photos and other home and business mailings.Brand | Quality Park #ad |
Manufacturer | 0 #ad |
Height | 2.9 Inches |
Length | 12.2 Inches |
Weight | 1 Pounds |
Width | 9.4 Inches |
Part Number | 44562 |
Model | 44562 |
More information #ad
6. Columbian Envelopes
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28 lb White Wove, Release & Seal Self-Sealing Closure, 6" x 9", Columbian Catalog Envelopes, 100 per Box COLO652
#adColumbian Envelopes #ad - Top-loading envelopes make it easy to drop in flyers or other enclosures; ideal for flat rate mailings. Peel the paper strip from your release & Seal envelope and press for Permanent closure; No moisture required.More information #ad
Columbian envelopes 6" x 9" Catalog envelopes are a safe, secure choice for smaller mailings. 28 lb. White wove envelopes provide privacy, protection and durability; The perfect heavyweight stock for everyday business use. Value-packed boxes of 100 envelopes; stock up for home, Office and School.Brand | Columbian Envelopes #ad |
Manufacturer | TOPS Products #ad |
Height | 2.9 Inches |
Length | 9.4 Inches |
Width | 6.4 Inches |
Part Number | COLO652 |
Model | COLO652 |
More information #ad
7. Mead
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9" X 12", All-Purpose 24-lb Paper, Mead Letter Size Mailing Envelopes, Clasp Closure, 100/Pack CO790, Brown Kraft Material
#adMead #ad - Brown kraft material provides privacy of contents. Extra heavy-duty opaque 32 lb. 9 x 12 inches; 100 envelopes per box. 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
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
8. Mead
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9" X 12", Mead Letter Size Mailing Envelopes, Clasp Closure, All-Purpose 24-lb Paper, 20/Pack 76020, Brown Kraft Material
#adMead #ad - Made in United States. Brown Kraft material. 9" x 12" size. 20 envelopes per box. Heavyweight envelopes feature a clasp closure, in an Office Pak for larger quantity.More information #ad
Brand | Mead #ad |
Manufacturer | ACCO Brands #ad |
Height | 14.45 Inches |
Length | 0.88 Inches |
Weight | 0.65 Pounds |
Width | 9 Inches |
Part Number | 76020 |
Model | 76020 |
Warranty | kkk |
More information #ad
9. Aimoh
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White, #10 Security Tinted Self-Seal Envelopes, EnveGuard, Size 4-1/8 X 9-1/2 Inches, No Window, 24 LB, 100 Count 34100
#adAimoh #ad - 100 envelope pack; these envelopes are manufactured with a window-less front panel for the perfect choice for small businesses, home offices and everyday use, #10 Security Envelopes are provided in a 100-envelope pack. Super security tint pattern; #10 envelopes designed with a secure, security tint-pattern to protect contents and sensitive information, perfect for ultra-secure mailing.Quick-seal closure; our #10 envelopes are designed with an ultra strong self-SEAL adhesive strip to create a full, super secure seal across each envelope's width that won't easily open or tear, ideal for mailing for any letter sized and larger documents without splitting.
More information #ad
Enveguard technology; in today's world where our health, at aimoh we approve only the highest quality products, the team of engineers and developers at Aimoh have researched and developed the EnveGuard Technology and Approval systems, privacy and security is so much threatened, produced from the best and safest material on earth. Laser and inkjet printer compatible; premium construction measuring 4-1/8 x 9-1/2 inches, fully compatible with most inkjet and laser printers for quick and easy addressing! Click the Orange Button to order now.
Brand | Aimoh #ad |
Manufacturer | Aimoh #ad |
Height | 2.2 Inches |
Length | 9.7 Inches |
Width | 4.3 Inches |
Part Number | 34100 |
Model | 34100 |
More information #ad
10. Quality Park
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Storing or Mailing Documents, Quality Park 9 x 12 Clasp Envelopes with Deeply Gummed Flaps, 28 lb Brown Kraft, 100 per Box QUA37890, Great for Filing
#adQuality Park #ad - In addition to the clasp closure, these envelopes have a moisture activated seal with deep gumming on the flap to create a permanent seal.Conveniently packed in large count to reduce frequency of purchasing. Great for home, interoffice or mailing. Brown kraft stock to give contents extra protection during mailing, storage and handling.
More information #ad
Perfect for everyday home and business use, clasp envelopes are made from heavyweight 28 lb. Great for organizing and storing letters, documents, photos or records. Reusable, school, office, double prong metal clasp is durable and designed for repeated use and eyelets are reinforced.Brand | Quality Park #ad |
Manufacturer | Quality Park #ad |
Height | 3.75 Inches |
Length | 14 Inches |
Weight | 4 Pounds |
Width | 9.1 Inches |
Part Number | QUA37890 |
Model | 37890 |
More information #ad