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Brown kraft stock designed to give contents extra protection during mailing, storage and handling.
Great for home, office, interoffice or mailing. The flaps close with full flap gum to endure humid climates to ensure the envelope stays sealed so your contents don't fall out! 9 x 12 size: perfect size for mailing and storing 8-1/2 x 11 sized documents flat when folding is undesirable.

Provides complete security adhesive on valbox 9x12" security catalog envelopes creates a strong lasting seal. Otherwise, you can also run these through your laser or inkjet printers without bleeding ink out or going ink fuzzy.
Keep your item safe and protect your privacy. It's not easy to see through the contents because of the thicken paper. Convenient storagevalbox 9x12 envelopes come with a sturdy box for protecting them from damaged during transportation, good for the unused catalog envelopes organize and storage. 9 x 12 inches, 250 packs coming with a nice storage box, valbox kraft catalog envelopes are 250pcs/packs.

Sturdy quality park envelopes are manufactured from 28 lb. So versatile and popular, you’ll need a steady supply; stock up now on your favorite business envelopes for the home office, work or homeschool.

Inkjet printer compatible and perfect for use with address labels; not recommended for the laser printer. A great value; large envelopes are an economical way to send manuscripts, certificates or other documents you’d rather mail flat.

High quality kraft papervalbox heavyweight catalog envelopes are made of sturdier kraft paper for exceptional rip, tear and puncture resistance. 9 x 12 inches, photographs, 250 packs coming with a nice storage box, ValBox white catalog envelopes are 250pcs/packs.
9 x 12 inch self sealing envelopes is perfect for standard letter size papers, business documents, contracts, magazines and more without folding. Otherwise, you can also run these through your laser or inkjet printers without bleeding ink out or going ink fuzzy. It's not easy to see through the contents because of the thicken paper. Keep your item safe and protect your privacy.

Conveniently packed in large count to reduce frequency of purchasing. Reusable, school, office, double prong metal clasp is durable and designed for repeated use and eyelets are reinforced .

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, durable construction like 28lb paper stock, woven paper extends the tampering resistance of this envelope, the durable, the brown kraft material will insure privacy of the envelopes contents, standing up to normal postal wear and tear without damage, .9
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.


1. Amazon Basics
#ad
AMZA31, Brown Kraft, 9x12 Inch, Peel & Seal, Amazon Basics Catalog Mailing Envelopes, 250-Pack
#adAmazon Basics #ad - Ideal for mailing catalogs, booklets, brochures, and multi-page documents.250-pack of 9 x 12 inch catalog envelopes. Durable 28-pound brown kraft material provides privacy and strength. Easy-to-seal peel & Seal closure—no moisture needed. Measures 9 by 12 inches each.More information #ad
Brand | Amazon Basics #ad |
Manufacturer | Amazon Basics #ad |
Part Number | AMZA31 |
Model | AMZA31 |
More information #ad
2. Quality Park
#ad
Quality Park 9 x 12 Clasp Envelopes with Deeply Gummed Flaps, Storing or Mailing Documents, 250 per Box 37590, Great for Filing, 28 lb Brown Kraft
#adQuality Park #ad - Gummed flap: in addition to the clasp closure, these quality park envelopes have a moisture activated secure seal with deep Gumming on the flap to create a permanent seal. Brown kraft 28 lb stock: perfect for everyday home and business use, Quality Park's clasp envelopes are constructed from heavyweight 28 lb.Brown kraft stock designed to give contents extra protection during mailing, storage and handling.
More information #ad
Reusable clasp: designed for repeated use, school, double prong metal clasp is durable and eyelets are reinforced. Packed in 250 count: so many uses means supply is depleted quickly! Conveniently packed in 250 count to reduce frequency of purchasing. Great for home, office, interoffice or mailing. The flaps close with full flap gum to endure humid climates to ensure the envelope stays sealed so your contents don't fall out! 9 x 12 size: perfect size for mailing and storing 8-1/2 x 11 sized documents flat when folding is undesirable.
Brand | Quality Park #ad |
Manufacturer | 0 #ad |
Height | 9.75 Inches |
Length | 14.31 Inches |
Weight | 0.06 Pounds |
Width | 9.06 Inches |
Part Number | 37590 |
Model | 37590 |
More information #ad
3. ValBox
#ad
Organizing and Storage, ValBox 9x12 Self Seal Security Catalog Envelopes 250 Packs Brown Kraft Envelopes with Peel and Seal Flap for Mailing
#adValBox #ad - High quality kraft papervalbox heavyweight catalog envelopes are made of sturdier kraft paper for exceptional rip, tear and puncture resistance. Good job in saving time. 9 x 12 inch self sealing envelopes is perfect for standard letter size papers, contracts, photographs, business documents, magazines and more without folding.Provides complete security adhesive on valbox 9x12" security catalog envelopes creates a strong lasting seal. Otherwise, you can also run these through your laser or inkjet printers without bleeding ink out or going ink fuzzy.
More information #ad
You don't need to worry about the contents in the brown catalog mailing envelopes falling out during transit even you have put hefty 60 sheets of paper or magazines. Peel & seal, no licking this self seal catalog envelopes are easy to peel and seal with a strong flap adhesive, no licking of glue or water to moisten when working with multiple mailings. Keep your item safe and protect your privacy. It's not easy to see through the contents because of the thicken paper. Convenient storagevalbox 9x12 envelopes come with a sturdy box for protecting them from damaged during transportation, good for the unused catalog envelopes organize and storage. 9 x 12 inches, 250 packs coming with a nice storage box, valbox kraft catalog envelopes are 250pcs/packs.
Brand | ValBox #ad |
Manufacturer | ValBox #ad |
Part Number | VB027 |
More information #ad
4. Quality Park
#ad
Quality Park 41465 Quality Park Catalog Envelopes, 28lb, Heavyweight/Gummed, 250/Box QUA41465, Kraft, 9x12
#adQuality Park #ad - Kraft paper; ideal for privacy and durability; a no clasp envelope is also easier to mail. Quality park 9 x 12 catalog mailing envelopes are ideal for large or heavy inserts; made of thick kraft paper with strong center seams; 250 per box.Sturdy quality park envelopes are manufactured from 28 lb. So versatile and popular, you’ll need a steady supply; stock up now on your favorite business envelopes for the home office, work or homeschool.
More information #ad
A wide, heavily gummed envelope flap provides a secure, permanent seal for bulky inserts; center seam construction withstands weight and wear & tear. Roomy mailers are an economical envelope for manuscripts, homeschool projects, booklets, brochures, sales literature or photos that must mail flat.Brand | Quality Park #ad |
Manufacturer | 0 #ad |
Height | 9.4 Inches |
Length | 12.4 Inches |
Weight | 0.06 Pounds |
Width | 7.6 Inches |
Part Number | QUA41465 |
Model | QUA41465 |
More information #ad
5. Quality Park
#ad
Quality Park Redi-Seal 9 x 12 Inch Kraft Catalog Envelopes 250 Count 43562
#adQuality Park #ad - Redi-seal envelopes have 2 adhesive sides; press closed for a clean, sanitary seal without envelope moisteners or clingy strips; no water, no waste.Inkjet printer compatible and perfect for use with address labels; not recommended for the laser printer. A great value; large envelopes are an economical way to send manuscripts, certificates or other documents you’d rather mail flat.
More information #ad
These quality park 9 x 12 kraft envelopes have speedy self seal closures; press it, seal it and fly through your daily mail routine; box of 250 Heavyweight 28 lb kraft paper envelopes are opaque to protect private contents; strong enough for shipping, sorting or organizing tasks.Brand | Quality Park #ad |
Manufacturer | 0 #ad |
Height | 9.4 Inches |
Length | 13.9 Inches |
Weight | 0.06 Pounds |
Width | 7.1 Inches |
Part Number | QUA43562 |
Model | QUA43562 |
More information #ad
6. ValBox
#ad
Organizing and Storage, ValBox 9x12 Self Seal Catalog Envelopes 250 Packs White Envelopes with Peel and Seal Flap for Mailing
#adValBox #ad - Peel & seal, no licking this self seal catalog envelopes are easy to peel and seal with a strong flap adhesive, no licking of glue or water to moisten when working with multiple mailings. Provides complete security adhesive on valbox 9x12" security catalog envelopes creates a strong lasting seal.High quality kraft papervalbox heavyweight catalog envelopes are made of sturdier kraft paper for exceptional rip, tear and puncture resistance. 9 x 12 inches, photographs, 250 packs coming with a nice storage box, ValBox white catalog envelopes are 250pcs/packs.
More information #ad
Convenient storagevalbox 9x12 envelopes come with a sturdy box for protecting them from damaged during transportation, good for the unused catalog envelopes organize and storage. Good job in saving time. You don't need to worry about the contents in the white catalog mailing envelopes falling out during transit even you have put hefty 60 sheets of paper or magazines. 9 x 12 inch self sealing envelopes is perfect for standard letter size papers, business documents, contracts, magazines and more without folding. Otherwise, you can also run these through your laser or inkjet printers without bleeding ink out or going ink fuzzy. It's not easy to see through the contents because of the thicken paper. Keep your item safe and protect your privacy.
Brand | ValBox #ad |
Manufacturer | ValBox #ad |
Part Number | VB026 |
More information #ad
7. Quality Park
#ad
Quality Park 9 x 12 Clasp Envelopes with Deeply Gummed Flaps, Great for Filing, 28 lb Brown Kraft, 100 per Box QUA37890, Storing or Mailing Documents
#adQuality Park #ad - Great for home, interoffice or mailing. Perfect for everyday home and business use, clasp envelopes are made from heavyweight 28 lb.Conveniently packed in large count to reduce frequency of purchasing. Reusable, school, office, double prong metal clasp is durable and designed for repeated use and eyelets are reinforced .
More information #ad
Brown kraft stock to give contents extra protection during mailing, storage and handling. 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.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
8. Aimoh
#ad
28lb, 100 Count, 9x12 Inch 38300, 9 X 12 Self-Seal Brown Kraft Catalog Mailing Envelopes
#adAimoh #ad - Durable multi-purpose; ideal for mailing catalogues, documents, promotional material, brochures and more, direct mail, magazines, 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.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, durable construction like 28lb paper stock, woven paper extends the tampering resistance of this envelope, the durable, the brown kraft material will insure privacy of the envelopes contents, standing up to normal postal wear and tear without damage, .9
More information #ad
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.
Brand | Aimoh #ad |
Manufacturer | Aimoh #ad |
Weight | 3.9 Pounds |
Part Number | AE-912CGS |
More information #ad
9. Quality Park
#ad
Quality Park 9" x 12" Clasp Envelopes, Gummed Flap, 100/Box QUA37790, Brown Kraft
#adQuality Park #ad - Heavy duty: extra durable, 32 lb. Brown kraft stock gives contents extra protection during mailing, storage and handling. All-purpose: perfect size for mailing and storing a variety of documents, especially letter-sized documents when folding is undesirable.More information #ad
100 per box: always have a good supply on hand with this 100 count box. Permanent seal: in addition to the clasp closure, the deep gumming on the flap can create a permanent seal. Designed for repeated use: Double prong metal clasp is durable and eyelets are reinforced.Brand | Quality Park #ad |
Manufacturer | Quality Park #ad |
Height | 4 Inches |
Length | 14.9 Inches |
Weight | 0.06 Pounds |
Width | 9.3 Inches |
Part Number | QUA37790 |
Model | QUA37790 |
More information #ad
10. Quality Park
#ad
Organizing and Storage, Heavy 28-lb Paper, Quality Park 9" x 12" Self-Seal Catalog Envelopes, 100 Per Box QUA44562, for Mailing, Brown Kraft
#adQuality Park #ad - Envelopes with redi-strip closure are perfect for storing and mailing letters, catalogs, documents, photos and other home and business mailings. Large count gives an ample supply, so purchasing is kept to a minimum. Redi-strip provides a clean, quick seal immediately upon contact.More information #ad
Holds documents flat or folded. Simply peel off the adhesive strip and press to seal. The peel-off strip protects the adhesive from dust for a longer shelf life. Manufactured from a durable stock for extra protection in mailing, storage and handling.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