Best Booklet Mailing Envelopes Deals of Oct 2026

Updated October 29, 2026Our site contains affiliate links for which we may be compensated.
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EnDoc

Full View Window Envelopes 9x12, Large White Photo Envelopes with Window | 50/pack, for Certificates, Catalogs, Magazines, 28lb Paper Photo Mailers, Calendar Envelopes, Picture Envelopes with Window

Full View Window Design: 9x12 envelopes with a large clear window display the entire contents without opening the envelope. These window envelopes are ideal for photos, certificates, catalogs, magazines, calendars, presentations, and other
Durable 28 Lb White Paper: Made from high-quality white envelopes 9x12 paper with a secure gummed seal for dependable mailing. These large white envelopes protect documents while providing a clean, professional appearance
Perfect For Letter-Size Documents: These 9 x 12 envelopes easily hold standard letter-size papers without folding. Great as photo envelopes, picture envelopes with window, certificate envelopes, calendar envelopes, and catalog envelopes
Professional & Personal Use: Ideal envelopes with window for offices, schools, photographers, print shops, marketing materials, artwork, reports, contracts, and business correspondence. A versatile window envelope for everyday mailing needs
Classic Gummed Seal: The moisture-activated flap creates a strong, secure closure that helps keep documents protected during mailing. A dependable choice for booklet envelopes, business envelopes with windows, and large document mailing
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Crtiin

39% Off

Crtiin 100 Pcs 9 x 12 Envelopes Open End Booklet, Yellow | 80 lb 120gsm Catalog Envelopes, with Closure, for Mailing Catalog, Financial Document, Magazine Pamphlet, Business Supplies

Plenty Booklet Envelopes Sets: the package comes with 100 sets of booklet envelopes, with size in 9 x 12 inches, enough quantity for your daily use, which is enough to ensure you always have the 9 x 12 open end envelope on hand when you needed
Self Adhesive Design: our envelopes are equipped with separate tapes; Just tear up the protective strip, press and stick without needing water and glue, which is easy to apply; Catalog envelopes have good adhesion to prevent the contents from falling out during transiting
Fit for Most Occasions: these 9 x 12 inches envelopes' rectangular flap is on the long side for easier filling, including pamphlets, brochures, literature, booklets, folders, annual reports, magazines, catalogs, and more
Quality Material: 9 x 12 inches open end envelopes are made from of 120g paper, smooth surface and convenient size are suitable for your various purposes and quality of need, easy to write or print, are ideal for holding 8.5 x 11 inches photos or documents
Inkjet and Laser Printers: our booklet envelopes have a smooth surface, thickness and packed flat for laser printers and smudge free, suitable for customize or label your envelopes
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EnDoc

6x9 Booklet Envelopes - 50 pack - Mailing Envelopes Self Seal - White Letter Envelopes with Peel & Seal Closure - Open-Side 6x9 - Plain White 28 lb Paper for Business and Personal Use

Optimal Size: Our specially designed booklet mailing plain envelopes 6 x 9 ensure a snug fit, providing a professional presentation. The size 6x9 does not require extra postage and can be mailed as a letter. Compatible with laser and inkjet printers
Versatile Usage: Our envelopes letter size are ideal for a wide range of applications: use them for promotional materials, letters, catalogs, business materials, booklets, greeting cards, 5x7 photos, announcements, wedding invitations, flyers, & more
Effortless Self-Sealing: Our 6x9 open-side envelopes feature a modern peel and seal closure, eliminating the need for moisture or licking. Enjoy the advantage of a secure seal with just a simple peel, ensuring a hassle-free mailing experience
Professional White: Our paper envelopes feature a crisp white color, enhancing the professional appearance of your materials. Crafted from durable 28 lb heavy-duty paper, they exude durability, withstanding the challenges of postal handling
Compact 50-Pack: Perfect for occasional use or small projects, our pack of 6 by 9 envelopes offers beneficial option for individuals looking to explore different envelope types without committing to extra spending, allowing you to try and compare
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100 Cashier Depot - 10" x 13" Booklet Envelopes, Heavy 28 lb White Wove Paper, Open Side Design, Gummed Flap, 100 Count

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EnDoc

EnDoc 9x12 Booklet Envelopes Self Seal - 100 pack - Mailing Large Envelopes 9 x 12 Peel & Seal Closure - Open-Side Blank Plain White 28 lb Paper, for Home, Office and Business

Generous Size: Our specially designed booklet envelopes 9x12 ensure a perfect fit of oversized documents, up to A4 paper format, providing a professional presentation. Compatible with any laser and inkjet printers
Versatile Usage: Our envelopes letter size are ideal for a wide range of applications: use them for promotional materials, letters, catalogs, business materials, booklets, greeting cards, 5x7 photos, announcements, wedding invitations, flyers, & more
Effortless Self-Sealing: Our 9x12 open-side envelopes feature a modern peel and seal closure, eliminating the need for moisture or licking. Enjoy the advantage of a secure seal with just a simple peel, ensuring a hassle-free mailing experience
Professional White: Our paper envelopes feature a crisp white color, enhancing the professional appearance of your materials. Crafted from durable 28 lb heavy-duty paper, they exude durability, withstanding the challenges of postal handling
Bulk Pack Convenience: With a generous quantity of 100 business envelopes per pack, you'll have an ample supply to meet your mailing needs. This bulk pack makes it an economical choice for regular sending out booklets, catalogs, or other materials
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EnDoc

EnDoc 9x12 Booklet Envelopes - 15 pack - Mailing Envelopes Self Seal with Peel & Seal Closure - Open-Side 9 x 12, Blank Plain White 28 lb Paper, for Home and Business

Generous Size: Our specially designed booklet envelopes 9x12 ensure a perfect fit of oversized documents, up to A4 paper format, providing a professional presentation. Compatible with any laser and inkjet printers
Versatile Usage: Our envelopes letter size are ideal for a wide range of applications: use them for promotional materials, letters, catalogs, business materials, booklets, greeting cards, 5x7 photos, announcements, wedding invitations, flyers, & more
Effortless Self-Sealing: Our 9x12 open-side envelopes feature a modern peel and seal closure, eliminating the need for moisture or licking. Enjoy the advantage of a secure seal with just a simple peel, ensuring a hassle-free mailing experience
Professional White: Our paper envelopes feature a crisp white color, enhancing the professional appearance of your materials. Crafted from durable 28 lb heavy-duty paper, they exude durability, withstanding the challenges of postal handling
Compact 15-Pack: Perfect for occasional use or small projects, our pack of 9 by 12 envelopes offers beneficial option for individuals looking to explore different envelope types without committing to extra spending, allowing you to try and compare
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EnDoc

6x9 Booklet Envelopes - 250 Pack - Self Seal Mailing Envelopes - White Letter With Peel & Seal Closure - Open-Side - 28 Lb Paper - Plain for Business and Personal Use

Optimal Size: Our specially designed booklet mailing plain envelopes 6 x 9 ensure a snug fit, providing a professional presentation. The size 6x9 does not require extra postage and can be mailed as a letter. Compatible with laser and inkjet printers
Versatile Usage: Our envelopes letter size are ideal for a wide range of applications: use them for promotional materials, letters, catalogs, business materials, booklets, greeting cards, 5x7 photos, announcements, wedding invitations, flyers, & more
Effortless Self-Sealing: Our 6x9 open-side envelopes feature a modern peel and seal closure, eliminating the need for moisture or licking. Enjoy the advantage of a secure seal with just a simple peel, ensuring a hassle-free mailing experience
Professional White: Our paper envelopes feature a crisp white color, enhancing the professional appearance of your materials. Crafted from durable 28 lb heavy-duty paper, they exude durability, withstanding the challenges of postal handling
Bulk Pack Convenience: With a generous quantity of 250 business envelopes per pack, you'll have an ample supply to meet your mailing needs. This bulk pack makes it an economical choice for regular sending out booklets, catalogs, or other materials
Details & specs
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on Amazon.com
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Columbian 6 x 9 Booklet Envelopes, Windowless, White, Gummed Closure, Mailing Envelopes, 100/Box (COLO915)

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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 Booklet Mailing Envelopes deals are available from: Amazon, starting from $5.99.

The biggest discount we found is 39% on Crtiin 100 Pcs 9 x 12 Envelopes Open End Booklet, Yellow | 80 lb 120gsm Catalog Envelopes, with Closure, for Mailing Catalog, Financial Document, Magazine Pamphlet, Business Supplies (WC-Crtiin-5137) at Amazon.

The lowest price we found is $5.99 while the highest is $200.34. Prices for the best Booklet Mailing Envelopes deals average at $40.46.

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