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Flexible but sturdy, these oversized envelopes will offer more strength and durability and hold more than your standard envelope. Measuring 4. 75in x 11in, our #12 envelopes are made of 24lb kraft paper, the same material as standard manila brown kraft catalog envelopes.


Great for organizing and storing letters, documents, photos or records. In addition to the clasp closure, these envelopes have a moisture activated seal with deep gumming on the flap to create a permanent seal.


Durable multi-purpose; ideal for mailing catalogues, promotional material, documents, brochures and more, magazines, direct mail, Aimoh’s Catalog Envelopes can be easily hand addressed or customized with business information. 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.

A great value; large envelopes are an economical way to send manuscripts, certificates or other documents you’d rather mail flat. Our yellow envelopes have durable 2 prong metal clasps and reinforced eyelets to let you access your files as needed; open, close, repeat.

Our customer service will always be here to help. Upgraded double zippers design and large size- two pockets, cash, precious photos, birth certificate, jewelry, two zips for added security and convenience. Large size of 15”x 11” allows you to better keep and classify your most standard and legal documents files, contract and any other documents, license, marriage certificate, passport, laptop, letters, social security card, USB disk CD deed and other valuables.1
Combining a fireproof bag and fireproof safe box together is the best solution to offer your documents and valuables a complete protection in any fire accident. Let your files be easily classified and stored with our fireproof lock box. Unique night reflective strip design- benefit by the night reflective strip design, you can locate your fireproof money bag immediately even at night! Time is life in a fire, our goal is to quickly find your most important things and go in a critical moment.



Letter size pricing – ideal 6. 5” x 9. 5” size offers maximum space within usps 1-Stamp Dimension Requirements; Buy Bulk & Save Big On Both Supplies & Shipping.
Envelope pack – pack of 25 envelopes accommodates variety Of Small & Large Documents For Home, Business, Office, Legal & More.
1. Blue Summit Supplies
#ad
11” x 4.75”, 24lb Kraft Paper, 500 Pack, Brown Manila Oversize Envelopes, Blue Summit Supplies 500 #12 Envelopes with Gummed Seal
#adBlue Summit Supplies #ad - Features a smooth, high-quality and natural finish with a gummed adhesive flap. Offers just the right amount of opacity to provide privacy and security for correspondence of any kind.Flexible but sturdy, these oversized envelopes will offer more strength and durability and hold more than your standard envelope. Measuring 4. 75in x 11in, our #12 envelopes are made of 24lb kraft paper, the same material as standard manila brown kraft catalog envelopes.
More information #ad
Easily activated by moisture, the gummed kraft envelope creates the most secure seal that won’t pop open during transit. Perfect for bulk mailing, checks, tax forms, announcements, invitations, shipping small sample products, personal notes, receipts or any business document.Brand | Blue Summit Supplies #ad |
Manufacturer | Blue Summit Supplies #ad |
Height | 4.75 Inches |
Length | 12 Inches |
Width | 11.13 Inches |
Part Number | BSS-92588-041 |
More information #ad
2. JAM Paper
#ad
50/Pack, JAM PAPER #12 Manila Envelopes, 4 3/4 x 11, Brown Kraft Manila
#adJAM Paper #ad - Size: #12 4. 75 x 11 inches. Envelope features: square Gummed Flap Closure, High Quality Smooth Paper Finish. Quantity: 50 envelopes per pack. Color: brown kraft #12 Commercial Envelopes. Use commercial envelopes for business or for personal greetings, invitations, and announcements.More information #ad
Brand | JAM Paper #ad |
Manufacturer | JAM Paper & Envelope #ad |
Height | 11 Inches |
Length | 4.75 Inches |
Width | 0.1 Inches |
Part Number | FBA_80762i |
Model | 80762i |
More information #ad
3. Quality Park
#ad
Great for Filing, Storing or Mailing Documents, 100 per Box QUA37890, Quality Park 9 x 12 Clasp Envelopes with Deeply Gummed Flaps, 28 lb Brown Kraft
#adQuality Park #ad - Reusable, double prong metal clasp is durable and designed for repeated use and eyelets are reinforced. Conveniently packed in large count to reduce frequency of purchasing.Great for organizing and storing letters, documents, photos or records. In addition to the clasp closure, these envelopes have a moisture activated seal with deep gumming on the flap to create a permanent seal.
More information #ad
Great for home, school, office, interoffice or mailing. Brown kraft stock to give contents extra protection during mailing, storage and handling. Perfect for everyday home and business use, clasp envelopes are made from heavyweight 28 lb.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
4. Juvale
#ad
60 Pack #12 Kraft Business Envelopes in Bulk for Letter Mailing, 4 3/4 x 11 Inches, Brown
#adJuvale #ad - Easy to seal gum flap Enclosure: Standard glue gummed flap closure. Dimensions: each measures 11 x 4. 7 inches. Invitation envelopes: includes a pack of 60 120gsm #12 V-flap brown business envelopes. Great for events: always useful for birthdays, save the date, weddings, anniversary, parties, corporate events, holidays, banquets and showers.More information #ad
Multiple uses: great for mailing holiday cards, statements, letters, photos, invitations, thank you notes, announcements, greeting cards, personal mail and direct mail.Brand | Juvale #ad |
Manufacturer | Juvale #ad |
Height | 0.01 Inches |
Length | 11 Inches |
Width | 4.7 Inches |
Part Number | ZJMGO |
Model | ZJMGO |
More information #ad
5. Aimoh
#ad
100 Count, 28lb, 9x12 Inch 38300, 9 X 12 Self-Seal Brown Kraft Catalog Mailing Envelopes
#adAimoh #ad - 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!28lb stock; manufactured from tough, the brown kraft material will insure privacy of the envelopes contents, the durable, durable construction like 28lb paper stock, standing up to normal postal wear and tear without damage, woven paper extends the tampering resistance of this envelope, .More information #ad
Durable multi-purpose; ideal for mailing catalogues, promotional material, documents, brochures and more, magazines, direct mail, Aimoh’s Catalog Envelopes can be easily hand addressed or customized with business information. 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.
Brand | Aimoh #ad |
Manufacturer | Aimoh #ad |
Weight | 3.9 Pounds |
Part Number | AE-912CGS |
More information #ad
6. Quality Park
#ad
100/Box QUA37897, Moisture-Activated Adhesive for Permanent Secure Seal, Brown Kraft, 28 lb Paper, Gummed, Quality Park 10 x 13 Clasp Envelopes
#adQuality Park #ad - Quality park 10x13 clasp envelopes are a staple of every office; a gummed flap and reusable clasp make them ideal for mailing and storage; 100 per box.A great value; large envelopes are an economical way to send manuscripts, certificates or other documents you’d rather mail flat. Our yellow envelopes have durable 2 prong metal clasps and reinforced eyelets to let you access your files as needed; open, close, repeat.
More information #ad
Heavyweight 28 lb kraft paper envelopes are opaque to protect private contents; strong enough for bulk mailing or organizing the office. A deeply gummed envelope flap is laid thick with moisture-activated adhesive; creates a firm seal you can trust in the mail.Brand | Quality Park #ad |
Manufacturer | Quality Park #ad |
Height | 3.9 Inches |
Length | 15.1 Inches |
Weight | 0.06 Pounds |
Width | 10.3 Inches |
Part Number | QUA37897 |
Model | QUA37897 |
More information #ad
7. andyer
#ad
Andyer 15”x 11”Waterproof and Fireproof Money Bag with Zipper, Upgraded Two Pockets Fireproof Document Bag 2000℉, Fire Safe Storage for Valuables,Money,Jewelry,Legal Documents,File and Tablet
#adandyer #ad - 100% fireproof & water resistant- andyer upgraded fireproof & water resistant bags are made of 3 layers high quality fire retardant non-itchy silicone coated fiberglass which stands up the temperature up to 2000℉. Durable, portable- our fire safe document bag is the perfect design to travel with and store safely and conveniently. With a hanging trap, foldable, fireproof money pouch is super easy to grab and carry no matter at home or on office.Our customer service will always be here to help. Upgraded double zippers design and large size- two pockets, cash, precious photos, birth certificate, jewelry, two zips for added security and convenience. Large size of 15”x 11” allows you to better keep and classify your most standard and legal documents files, contract and any other documents, license, marriage certificate, passport, laptop, letters, social security card, USB disk CD deed and other valuables.1
More information #ad
100% money back guarantee- we are so proud to offer our 360° fireproof & waterproof document bags! buy with confidence! If you are not satisfied with our fireproof document bags for any reason, we promise to arrange a replacement or 100% money back quickly. Combining a fireproof bag and fireproof safe box together is the best solution to offer your documents and valuables a complete protection in any fire accident. Let your files be easily classified and stored with our fireproof lock box. Unique night reflective strip design- benefit by the night reflective strip design, you can locate your fireproof money bag immediately even at night! Time is life in a fire, our goal is to quickly find your most important things and go in a critical moment.
Brand | andyer #ad |
Manufacturer | andyer #ad |
Part Number | FDB001 |
More information #ad
8. Amazon Basics
#ad
Amazon Basics Catalog Mailing Envelopes, 250-Pack, White, Peel & Seal, 9x12 Inch
#adAmazon Basics #ad - Ideal for mailing catalogs, booklets, brochures, and multi-page documents. Durable 28-pound white woven paper for quality and strength. Easy-to-seal peel & Seal closure—no moisture needed. 250-pack of #10-1/2 catalog envelopes. Measures 9 by 12 inches each.More information #ad
Brand | Amazon Basics #ad |
Manufacturer | Amazon Basics #ad |
Height | 8 Inches |
Length | 12 Inches |
Width | 9.25 Inches |
Part Number | AMZA33 |
Model | AMZA33 |
More information #ad
9. Mead
#ad
9" x 12", Office Pak, 20 per Box 76020, Mead Clasp Envelopes, Brown Kraft
#adMead #ad - 20 envelopes per box. Heavyweight envelopes feature a clasp closure, in an Office Pak for larger quantity. Brown Kraft material. 9" x 12" size. Made in United States.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
10. 975 Supply
#ad
Brown Kraft Catalog Clasp Envelopes With Clasp Closure & Gummed Seal, Clasp Envelope, 6.5" x 9.5", 6.5" x 9.5", 25 Envelopes Pack, 28lb Heavyweight Envelopes, Great For Filing Or Mailing Documents
#ad975 Supply #ad - Brown kraft 28 lb stock: perfect for everyday home & business use - 975 supply clasp Envelopes Are Constructed From Heavyweight 28 lb. Brown kraft stock designed to Give Contents Extra Protection During Mailing, Storage & Handling.Letter size pricing – ideal 6. 5” x 9. 5” size offers maximum space within usps 1-Stamp Dimension Requirements; Buy Bulk & Save Big On Both Supplies & Shipping.
More information #ad
Catalog orientation – classic open end style enables fast, legal Document, Pamphlet, Convenient Stuffing For Letter, Coupon & Other Common Mailers. Gummed flap: in addition to the clasp closure, these 975 supply envelopes have a moisture activated secure seal with Deep Gumming On The Flap To Create A Permanent Seal - The Flaps Close With Full Flap Gum To Endure Humid Climates To Ensure The Envelope Stays Sealed So Your Contents Don't Fall Out. Envelope pack – pack of 25 envelopes accommodates variety Of Small & Large Documents For Home, Business, Office, Legal & More.
Brand | 975 Supply #ad |
Manufacturer | 975 Supply #ad |
Height | 0.25 Inches |
Length | 6 Inches |
Width | 9 Inches |
Part Number | 6x9 - 25 |
More information #ad