Top 10 Envelopes Self Seal 9×12 – Catalog Mailing Envelopes

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1. Amazon Basics

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White, 9x12 Inch, Amazon Basics Catalog Mailing Envelopes, 100-Pack, Peel & Seal

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Amazon Basics #ad - Ideal for mailing catalogs, booklets, brochures, and multi-page documents. Measures 9 by 12 inches each. 100-pack of #10-1/2 catalog envelopes. Durable 28-pound white woven paper for quality and strength. Easy-to-seal peel & Seal closure—no moisture needed.
BrandAmazon Basics #ad
ManufacturerAmazon Basics #ad
Part NumberAMZP15
ModelAMZP15

2. Aimoh

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Security Tinted, 9 x 12 inch 38100, Ultra Strong Quick-Seal, 28lb, 100 9 x 12 SELF Seal Security White Catalog Envelopes

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Aimoh #ad - Security tint pattern; ideal for secure business mailing and sensitive correspondence, security tint pattern to protect contents, each 9x12 envelope contains a super secure, information and data when mailing.

For 8. 5x11 documents; large 9x12 size and strong quick-seal closure security tinted envelopes, perfect for photos, thicker, catalogs, larger documents and other business mailings.100 9 x 12 catalog envelopes in every pack for a long lasting supply, easy bulk mailing and everyday business correspondence! 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.99

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.
BrandAimoh #ad
ManufacturerAimoh #ad
Height2.5 Inches
Length9 Inches
Weight4.06 Pounds
Width12 Inches
Part NumberFBA_38100
ModelFBA_38100

3. Quality Park

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Brown Kraft, for Mailing, 100 Per Box QUA44562, Organizing and Storage, Quality Park 9" x 12" Self-Seal Catalog Envelopes, Heavy 28-lb Paper

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Quality Park #ad - Quality park 9" x 12" self-seal catalog envelopes, heavy 28-lb Paper, Brown Kraft, Organizing and Storage, for Mailing, 100 Per Box QUA44562.
BrandQuality Park #ad
Manufacturer0 #ad
Height2.9 Inches
Length12.2 Inches
Weight1 Pounds
Width9.4 Inches
Part Number44562
Model44562

4. EnDoc

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White 28lb Heavyweight Paper, Mailing Documents, Legal, 15 Pack, Office, For Home, or School., Business, EnDoc 9x12 Open End Self Seal Envelopes

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EnDoc #ad - Thank you for supporting American manufacturing! Heavyweight envelope set – pack of 15 single envelopes accommodates Variety of Small & Large Documents for Home, Business, Office, Legal & More.

Self sealing closure - makes securing contents quick and easy. Super strong construction – standard white envelopes are crafted of Heavy, Durable 28lb Paper for Exceptional Rip, Tear & Puncture Resistance. Made in the usa - proudly made right here in the United States. Catalog envelopes - Are perfect for catalogs, brochures, and leaflets. Peel off the protective strip and press the flap firmly to create a tight bond that seals the contents safely inside the envelope.
BrandEnDoc #ad
ManufacturerEnDoc #ad
Part Number10x1315
Model10x1315

5. Aimoh

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100 Count, 9x12 Inch 38300, 28lb, 9 X 12 Self-Seal Brown Kraft Catalog Mailing Envelopes

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Aimoh #ad - 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.

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

Durable multi-purpose; ideal for mailing catalogues, promotional material, documents, direct mail, brochures and more, magazines, Aimoh’s Catalog Envelopes can be easily hand addressed or customized with business information.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! .
BrandAimoh #ad
ManufacturerAimoh #ad
Weight3.9 Pounds
Part Number38300

6. Blue Summit Supplies

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Securely Holds up to 60 Sheets of Paper with Strong Peel and Seal Flap 100 Envelopes, 100 9 X 12 Self Seal Security Catalog Envelopes, Designed for Secure Mailing

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Blue Summit Supplies #ad - Provides complete security: your documents are safe from others during transit. Securely holds hefty files during transit due to it sturdy construction and thick 28 LB White Wove Paper.

Perfect size for standard 8. 5'' x 11'' letter paper, wide opening saves times when stuffing up to 60 sheets of letter paper securely. Allows for organized storage of personal and company documents due to its large size and Security Tint. Great for storing receipts, tax returns, magazines, monthly financials, reports and more. 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. Safe for sensitive documents like tax, legal, and financial documents.
BrandBlue Summit Supplies #ad
ManufacturerBlue Summit Supplies #ad
Weight3.97 Pounds
Part NumberBSS-92588-010

7. ValBox

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Organizing and Storage, ValBox 9x12 Self Seal Catalog Envelopes 250 Packs White Envelopes with Peel and Seal Flap for Mailing

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ValBox #ad - It's not easy to see through the contents because of the thicken paper. Otherwise, you can also run these through your laser or inkjet printers without bleeding ink out or going ink fuzzy. 9 x 12 inches, contracts, valbox white catalog envelopes are 250pcs/packs. However, if there's anything make you unhappy or unsatisfied, please do contact us without any hesitation.

Good job in saving time. Provides complete security adhesive on valbox 9x12" security catalog envelopes creates a strong lasting seal. We are confident you would love our valbox white catalog envelopes in its quality and price. Keep your item safe and protect your privacy. High quality kraft papervalbox heavyweight catalog envelopes are made of sturdier kraft paper for exceptional rip, tear and puncture resistance. 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.

9 x 12 inch self sealing envelopes is perfect for standard letter size papers, 250 Packs Coming with a nice storage box, business documents, photographs, magazines and more without folding. 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.
BrandValBox #ad
ManufacturerValBox #ad
Part NumberVB026

8. Blue Summit Supplies

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100 9 X 12 Self Seal Golden Brown Kraft Catalog Envelopes, Designed for Secure Mailing, Oversize Strong Peel and Seal Flap with 28 Pound Kraft Paper- 100 Envelopes

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Blue Summit Supplies #ad - 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.

Great for storing receipts, monthly financials, tax returns, magazines, reports and more. Allows for organized storage of personal and company documents due to its large size. Safe for sensitive documents like tax, legal, and financial documents. Provides complete security: your documents are safe from others during transit. Securely holds hefty files during transit due to it sturdy construction and thick 28 LB Kraft Paper. Perfect size for standard 8. 5’’ x 11’’ letter paper, wide opening saves times when stuffing up to 60 sheets of letter paper securely.
BrandBlue Summit Supplies #ad
ManufacturerBlue Summit Supplies #ad
Part NumberBSS-92588-014

9. Quality Park

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Quality Park Redi-Seal 9 x 12 Inch Kraft Catalog Envelopes 250 Count 43562

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

Heavyweight 28 lb kraft paper envelopes are opaque to protect private contents; strong enough for shipping, sorting or organizing tasks. Redi-seal envelopes have 2 adhesive sides; press closed for a clean, sanitary seal without envelope moisteners or clingy strips; no water, no waste.
BrandQuality Park #ad
Manufacturer0 #ad
Height9.4 Inches
Length13.9 Inches
Weight0.06 Pounds
Width7.1 Inches
Part NumberQUA43562
ModelQUA43562

10. ValBox

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ValBox 9x12 Self Seal Security Catalog Envelopes 250 Packs Brown Kraft Envelopes with Peel and Seal Flap for Mailing, Organizing and Storage

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ValBox #ad - Keep your item safe and protect your privacy. 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. High quality kraft papervalbox heavyweight catalog envelopes are made of sturdier kraft paper for exceptional rip, tear and puncture resistance.

9 x 12 inches, business documents, photographs, contracts, valbox kraft catalog envelopes are 250pcs/packs. Provides complete security adhesive on valbox 9x12" security catalog envelopes creates a strong lasting seal. We are confident you would love our valbox kraft catalog envelopes in its quality and price. 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.

9 x 12 inch self sealing envelopes is perfect for standard letter size papers, 250 Packs Coming with a nice storage box, magazines and more without folding. However, if there's anything make you unhappy or unsatisfied, please do contact us without any hesitation. Good job in saving time. It's not easy to see through the contents because of the thicken paper. Otherwise, you can also run these through your laser or inkjet printers without bleeding ink out or going ink fuzzy.
BrandValBox #ad
ManufacturerValBox #ad
Part NumberVB027