Best Self Seal Catalog Envelopes in 2026

100-Pack of 6 x 9 inch catalog envelopes

Durable 28-pound brown kraft material provides privacy and strength

Easy-to-seal Peel and Seal closure—no moisture needed

Clasp envelope (100-pack) for filing, storing, or mailing documents

Double-prong metal clasp closure and reinforced eyelet keep documents securely contained

Moisture-activated gummed surface on flap creates a permanent seal

100-Pack of #13-1/2 catalog envelopes

Durable 28-pound white woven paper for quality and strength

Easy-to-seal Peel & Seal closure—no moisture needed

Perfect size for standard 8.5'' x 11'' letter paper, wide opening saves times when stuffing up to 60 sheets of letter paper securely

Just Peel and Seal to create a strong lasting seal: No need to worry about your contents failing out during transit even when shipping hefty shipments like 60 sheets of paper or magazines

Provides complete security: your documents are safe from others during transit. Safe for sensitive documents like tax, legal, and financial documents

Quality Park's 6 x 9 catalog envelopes are perfect for holding folded documents or smaller items. They are great for mailing, storage and organizing in both home and office environments.

Redi-Strip provides a clean, quick seal immediately upon contact. 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 heavyweight 28 lb. white wove stock to give contents extra protection during mailing, storage and handling

Get a box of 100 Columbian 9 x 12 envelopes with SimplySafe tamper-evident pull strips and security tinted interiors for mailing sensitive oversized documents; easy peel off Release & Seal closure

Columbian 9 x 12 envelopes have a patented SimplySafe seal that will show signs of tampering, safeguarding against unauthorized opening

Security envelopes have a strong security tint pattern so you can't see what's inside; ideal for obscuring more sensitive information and protecting critical documents

HEAVYWEIGHT ENVELOPE SET : Box of 100 single envelopes accommodates variety of small & large documents for home, office, business, legal & more.

SUPER STRONG CONSTRUCTION : Standard brown kraft envelopes are crafted of heavy, durable 28lb paper for exceptional rip, tear & puncture resistance.

DOUBLE SEAL DESIGN : Provides dependable security for work & personal mailing; features reusable dual prong clasps & gummed seals w/ tough adhesive glue.

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

Top-loading envelopes make it easy to drop in flyers or other enclosures; ideal for flat rate mailings

6x9 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

DURABLE MULTI-PURPOSE; Ideal for mailing catalogues, magazines, documents, direct mail, promotional material, brochures and more, Aimoh’s Catalog Envelopes can be easily hand addressed or customized with business information

28LB STOCK; manufactured from tough, durable Construction like 28lb paper stock, the brown kraft material will insure privacy of the envelopes contents, the durable, woven paper extends the tampering resistance of this envelope, standing up to normal postal wear and tear without damage,

【10 X 13 Inches, 150 Packs】 Coming with a nice storage box, ValBox white catalog envelopes are 150pcs/packs. 10 x 13 inch, perfect size for mailing important papers, business documents, booklets, catalogs, brochures or storing magazines, books and more. Your could also use them to ship t-shirts, small items or printed portfolios.

【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. Good job in saving time.

【Provides Complete Security】 Adhesive on ValBox 10x13" large catalog envelopes creates a strong lasting seal. You don't need to worry about the contents in the white mailing envelopes falling out during transit even you have put hefty 60 sheets of paper or magazines.

10X13 CATALOG ENVELOPES; Aimoh’s White 10x13 Security Envelopes combine a professional security tint pattern, large size for business documents and premium quality for the best 10x13 envelopes on the market

SECURITY TINT PATTERN; ideal for secure business mailing and sensitive correspondence, each 10x13 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 10x13 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

Perfect size for standard 8.5’’ x 11’’ letter paper, wide opening saves times when stuffing up to 60 sheets of letter paper securely

Just Peel and Seal to create a strong lasting seal: No need to worry about your contents failing out during transit even when shipping hefty shipments like 60 sheets of paper or magazines

Provides complete security: your documents are safe from others during transit. Safe for sensitive documents like tax, legal, and financial documents

PEEL & SEAL CONVENIENCE: you'll never lick or moisten envelopes again once you've realized the time savings from Fastrip envelopes; pull the tape and let the sticky adhesive strip do all the work

STURDY & SECURE: the strong adhesive will keep your mailing protected; an opaque security tint obscures sensitive correspondence or private data

JUST PULL TO OPEN: your recipients can open mailings as quickly as you sent them, with one convenient tug; perfect for mailings to seniors, or others with limited hand dexterity

Envelopes with Redi-Strip closure are perfect for storing and mailing letters, documents, catalogs, photos and other home and business mailings.

Manufactured from a durable stock for extra protection in mailing, storage and handling.

Redi-Strip provides a clean, quick seal immediately upon contact. Simply peel off the adhesive strip and press to seal. The peel-off strip protects the adhesive from dust for a longer shelf life.

DURABLE: Made from heavyweight 28 lb. paper stock

GUMMED: Fully gummed flaps provide a secure seal to keep contents secured

MULTI-PURPOSE: These 12 x 15.5 envelopes are perfect for storing and mailing documents, catalogs, photo's and other home and business mailings

Perfect size for safely mailing small items like folded letters, letter envelopes, dvds, and ecommerce items.

Just Peel and Seal to create a strong lasting seal: No need to worry about your contents failing out during transit even when shipping hefty items. No tape is required

Provides complete security: your documents are safe from others during transit. Thick opaque paper prevents others from seeing your contents

MULTI-USE: Quality Park's 10 x 13 catalog envelopes are the perfect size for holding 8-1/2 x 11 documents, photos and catalogs. They are great for mailing, storage and keeping things organized in both home and office environments.

BROWN KRAFT 28 LB STOCK: Perfect for everyday home and business use, Quality Park's catalog envelopes are constructed from heavyweight 28 lb. brown kraft stock designed to give contents extra protection during mailing, storage and handling.

REDI-STRIP SELF SEAL REMOVABLE STRIP: provides a clean, quick seal immediately upon contact. Simply peel off the adhesive strip to create a full, secure seal that won't open or tear. The self-seal peel-off strip protects the adhesive from dust for a longer shelf life.

No moisture needed to seal; Simply fold down the flap, press and mail

Saves time in mail handling and preparation

Sturdy, 28 lb. White wove with Reid-Seal closure

6x9 White Envelopes with a Catalog Style Flap (Flap opens on the short end)

Made from High Quality, Thick, Heavyweight 28lb bond / 70lb text (105 gsm) Paper Stock

Standard Moisture Activated Gummed Flap for Sealing

9x12 White booklet envelope.

Great for mailing out sales brochures, annual reports, and product literature

Envelope open on the side.

DURABLE: Made of 40 lb. Kraft paper

REDI-STRIP: No moisture required with this Redi-Strip closure

EASE: Open-end construction allows for easy insertion of documents and printing

1. Convenient self-sealing closure: Perfect size 6x9 inches (approximately 155x215 mm),self-seal envelopes have a self-adhesive seal that simply peels off to form a complete, secure seal across the width of each envelope, more convenient than ordinary wet and sealed envelopes, saving your time.

2. Secure coloring: Mailing envelopes are securely colored and have a windowless design. Secure coloring makes the envelope difficult to see through, protecting the contents and sensitive information, perfect for protecting sensitive information.

3. Long-time storage: These small envelopes can be used for a long time due to the peelable strips that protect the adhesive from dust. You can prepare some mailing envelopes in your office, school, home, etc. to ensure you use them when you need them.

Get a jumbo box of 500 Columbian self seal #10 envelopes (4-1/8" x 9-1/2") each with a security tinted interior and easy peel off Release & Seal closure

These self seal envelopes have a Release & Seal peel strip; peel off the paper strip and press down for a permanent seal; it's simple, clean, and sanitary with no moisture required

Security envelopes have a strong security tint pattern so you can't see what's inside; ideal for obscuring more sensitive information and protecting critical documents

Sufficient Quantity: you will receive 500 self seal envelopes, enough for you to use on any occasion; Printable catalog envelopes allow you to print shipping label or other custom label via your laser or inkjet printers, suitable for home, office, business, legal and more

Kraft Envelopes 9 x 12 Inch: these security Kraft envelopes are 9 x 12 inches in size, suitable for standard letter size paper, business documents, photos, contracts, magazines, etc.; No need to fold, easy to carry

Heavyweight Paper Material: our envelopes are made of stronger Kraft with excellent tear and puncture resistance; Due to the thicker paper, it is difficult to see the contents, the brown Kraft material will ensure the privacy of the envelope contents and is reliable enough to withstand normal postal wear and tear without break

What You Will Receive: you will receive 300 pieces of security envelopes; Enough quantity can meet your daily needs and replacement needs, and you can also share them with friends or others

Provide Security: these security white catalog envelopes are printed with a tinted pattern inside, so your documents cannot be seen or stolen by others during transmission; They can securely store sensitive documents, such as tax, legal and financial documents and so on

Suitable and Portable Size: large white envelopes measures about 9 x 12 inches/ 23 x 30.5 cm; Large size of security envelopes is suitable and portable for storing more papers and documents

What You Will Get: you will receive 500 pieces of security white catalog envelopes; Enough quantity can meet your daily needs and replacement needs, and you can also share them with friends or others

Security Design: these security envelopes are printed with a tinted pattern inside, so your documents cannot be seen or stolen by others during transmission; They can securely store sensitive documents, such as tax, legal and financial documents and so on

Large Enough Size: security tinted envelopes measures about 6 x 9 inches/ 15.5 x 23 cm; Large size of security envelopes is suitable and portable for storing more papers and documents

Ample Quantities to Use and Share: we have prepared a total of 200 pieces of seal flap envelopes for you in the package; The abundant quantity can satisfy your use and replacement needs in your daily life, allowing you to make organized storage of personal and corporate documents, ideal for storing receipts, monthly financials, tax returns, magazines, reports and so on

Provide Security: these mail security envelopes are designed with a security tint pattern inside, which will show signs of tampering, safeguarding against unauthorized opening; So your documents will not be seen or stolen during transmission; You can store sensitive documents, such as tax, legal and financial documents

One Fits Most: the size of our secure mailing peel envelopes is about 10 x 13 inches/ 25.5 x 33.5 cm, which are suitable for most letter size paper; The big capacity allows it to hold up to 60 sheets of paper without worrying about the contents in the white mailing envelopes falling out during transit

Rich Quantity: you will receive 500 pieces of white envelopes, sufficient quantity can meet your using and replacing needs, and you can also share them with others, ensuring you a long term of service

Size Information: our self adhesive mailing envelopes measure about 6 x 9 inch, proper size for you to pack greeting cards, invitations, paper, and more, you can also use them to hold stamps, stickers, and more

Self Adhesive Design: these 6 x 9 inch catalog envelopes are adhesive, you do not need to prepare glue to seal them, which can keep the inside item from falling out, time saving and labor saving

Christmas Red Catalog Envelope with Clasp

Size: 9 x 12 inches

Quantity: 100 envelopes per box