Best Catalog Mailing Envelopes Deals of Oct 2026

Updated October 28, 2026Our site contains affiliate links for which we may be compensated.
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Aimoh

13% Off

Aimoh 9 x 12 Self-Seal Security White Envelopes 9x12 Large Envelopes 100ct | White, Security Tint, Self-Seal Closure, 28 LB Paper, Fits 8.5 x 11 Documents, 100 Count

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.
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.
WHITE 28LB STOCK; perfect for everyday business use, Aimoh’s 9x12 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 and use high quality, white 28lb stock for a professional finish. Ideal for Manilla Envelopes 9x12, Large Envelopes, 9x12 Envelopes, manilla envelopes 9 x 12, and yellow envelopes.
WHITE 28LB STOCK; perfect for everyday business use, Aimoh’s 9x12 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 and use high quality, white 28lb stock for a professional finish. Ideal for Manilla Envelopes 9x12, Large Envelopes, 9x12 Envelopes, manilla envelopes 9 x 12, and yellow envelopes.
100 9 x 12 Catalog Envelopes in every pack provide a reliable supply for everyday business correspondence, document storage, and bulk mailing. Perfect for Manilla Envelopes 9x12, Large Envelopes, 9x12 Envelopes, manilla envelopes 9 x 12, and yellow envelopes.
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Columbian 9 x 12 Catalog Envelopes with Self Seal Closure, 28 lb Brown Kraft, for Mailing Flat Letter Size Documents or Photos, 100 Per Box (COLO341)

Columbian 9" x 12" Catalog Envelopes fit large letters, catalogs or photos flat, without folds or creases; heavy-duty 28 lb kraft envelopes provide privacy & durability with easy self seal closure
Release & Seal self seal envelopes make mail day easy; just pull the paper strip and press— no moisture required; strips protect your adhesive from dust so envelopes last longer in storage
These sturdy large envelopes are manufactured from heavyweight 28 lb. brown kraft paper for durability in mailing or storage; top-loading envelopes make it easy to drop in flyers or other enclosures
9 x 12 mailing envelopes are perfect for shipping letter size contracts, catalogs, registration packets, 8 x 10 photos and other paper enclosures; ideal for flat rate mailings
Value-packed boxes of 100 peel and seal envelopes let you stock up for home, office and school use; perfect for mailing, sorting and storing large papers
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30 Day Low Price

Columbian 9 x 12 Catalog Envelopes, 30 Pack, Document Envelopes with Self Seal Closure, Heavyweight 28 lb Paper, Self Sealing Envelopes for Mailing, Filing and Organizing, Brown Kraft

PRACTICAL PROTECTION FOR IMPORTANT PAPERS: 9 x 12 size easily fits standard documents, keeping contracts, catalogs, photos, and files clean, crisp, and professional
HEAVYWEIGHT 28 LB BROWN KRAFT PAPER: Durable kraft stock resists tearing and protects contents during handling, storage, and transport for dependable everyday use
FAST RELEASE & SEAL SELF-SEAL CLOSURE: Peel-and-press strip creates a strong, secure seal with no moisture required, saving time and eliminating mess, keeping your documents and papers safe and secure
VERSATILE FOR HOME OR BUSINESS USE: Ideal for offices, schools, small businesses, home organization, legal files, reports, catalogs, and important mailings
PERFECTLY SIZED 30 COUNT VALUE PACK: A 30 count pack offers the ideal amount for everyday tasks, helping you stay organized and prepared without needing to restock too often
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Our #1 Pick Today
Disclaimer: While we make every effort to ensure accuracy, we cannot guarantee that all product specifications, pricing, discounts, and details are complete or error-free. Because information is subject to change, we recommend verifying all details directly with the retailer prior to making a purchase. As an Amazon Associate, we earn from qualifying purchases.

10 Catalog Mailing Envelopes deals are available from: Amazon, starting from $7.67.

The biggest discount we found is 13% on Aimoh 9 x 12 Self-Seal Security White Envelopes 9x12 Large Envelopes 100ct | White, Security Tint, Self-Seal Closure, 28 LB Paper, Fits 8.5 x 11 Documents, 100 Count (FBA_38100) at Amazon.

The lowest price we found is $7.67 while the highest is $37.16. Prices for the best Catalog Mailing Envelopes deals average at $19.40.

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