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

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1. Quality Park

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

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Quality Park #ad - Quality park 9" x 12" self-seal catalog envelopes, brown Kraft, Organizing and Storage, heavy 28-lb Paper, 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

2. Amazon Basics

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

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

3. ValBox

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

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ValBox #ad - Provides complete security adhesive on valbox 9x12" security catalog envelopes creates a strong lasting seal. 9 x 12 inch self sealing envelopes is perfect for standard letter size papers, photographs, contracts, business documents, 250 Packs Coming with a nice storage box, 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. However, if there's anything make you unhappy or unsatisfied, please do contact us without any hesitation. 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. 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. Good job in saving time. High quality kraft papervalbox heavyweight catalog envelopes are made of sturdier kraft paper for exceptional rip, tear and puncture resistance. Money back guaranteewe are confident you would love our valbox white catalog envelopes in its quality and price. 9 x 12 inches, valbox white catalog envelopes are 250pcs/packs. A replacement or 100% refund will be immediately provided to you.
BrandValBox #ad
ManufacturerValBox #ad
Part NumberVB026

4. Amazon Basics

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9x12 Inch, Brown Kraft, Amazon Basics Catalog Mailing Envelopes, Peel & Seal, 250-Pack, AMZA31

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Amazon Basics #ad - Measures 9 by 12 inches each. Ideal for mailing catalogs, booklets, brochures, and multi-page documents. Easy-to-seal peel & Seal closure—no moisture needed. 250-pack of 9 x 12 inch catalog envelopes. Durable 28-pound brown kraft material provides privacy and strength.
BrandAmazon Basics #ad
ManufacturerAmazon Basics #ad
Part NumberAMZA31
ModelAMZA31

5. Aimoh

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

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Aimoh #ad - 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, super secure seal across each envelope's width that won't easily open or tear and use high quality, Aimoh’s 9x12 envelopes are designed with an ultra strong SELF-SEAL adhesive strip to create a full, white 28lb stock for a professional finish.

For 8. 5x11 documents; large 9x12 size and strong quick-seal closure security tinted envelopes, perfect for photos, catalogs, thicker, larger documents and other business mailings.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.

Security tint pattern; ideal for secure business mailing and sensitive correspondence, each 9x12 envelope contains a super secure, security tint pattern to protect contents, information and data when mailing.
BrandAimoh #ad
Height2.5 Inches
Length9 Inches
Weight4.06 Pounds
Width12 Inches
Part NumberFBA_38100
ModelFBA_38100

6. Blue Summit Supplies

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

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Blue Summit Supplies #ad - Securely holds hefty files during transit due to it sturdy construction and thick 28 LB Kraft Paper. Allows for organized storage of personal and company documents due to its large size.

Provides complete security: your documents are safe from others during transit. 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, tax returns, magazines, monthly financials, reports and more. Safe for sensitive documents like tax, legal, and financial documents. 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

7. Aimoh

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

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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.

Durable multi-purpose; ideal for mailing catalogues, direct mail, brochures and more, magazines, promotional material, documents, Aimoh’s Catalog Envelopes can be easily hand addressed or customized with business information.28lb stock; manufactured from tough, the brown kraft material will insure privacy of the envelopes contents, 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, .99

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! .
BrandAimoh #ad
ManufacturerAimoh #ad
Weight3.9 Pounds
Part Number38300

8. Blue Summit Supplies

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

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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, magazines, tax returns, reports and more. 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 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.
BrandBlue Summit Supplies #ad
ManufacturerBlue Summit Supplies #ad
Weight3.97 Pounds
Part NumberBSS-92588-010

9. ValBox

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

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ValBox #ad - A replacement or 100% refund will be immediately provided to you. Money back guaranteewe are confident you would love our valbox kraft catalog envelopes in its quality and price. 9 x 12 inches, contracts, business documents, valbox kraft catalog envelopes are 250pcs/packs.

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. High quality kraft papervalbox heavyweight catalog envelopes are made of sturdier kraft paper for exceptional rip, tear and puncture resistance. However, if there's anything make you unhappy or unsatisfied, please do contact us without any hesitation. 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.

Otherwise, you can also run these through your laser or inkjet printers without bleeding ink out or going ink fuzzy. Good job in saving time. Provides complete security adhesive on valbox 9x12" security catalog envelopes creates a strong lasting seal. Keep your item safe and protect your privacy. It's not easy to see through the contents because of the thicken paper.
BrandValBox #ad
ManufacturerValBox #ad
Part NumberVB027

10. LUREME

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Documents, Ultra Strong Quick-Seal, Photos, for Secure Mailing, 100 9 x 12 Self Seal Security White Catalog Envelopes, Heavy 28-lb Paper ME000001

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LUREME #ad - Easy and quick seal: just peel & press for a permanent adhesive seal, no moisture needed. Security tint pattern: the interior of the envelopes is covered with a security tint that protects privacy, secure business mailing and sensitive information.

And include a free envelope opener tool, which is convenient for you. High quality paper: our lureme self seal catalog envelopes are made of 28lb white paper, sturdy and durable. 100 pcs set: packed 100 pcs envelopes with a free letter opener in a sturdy box, for a long term use. 9x12 catalog envelopes: these envelopes are great for mailing large documents, brochures, magazines, like catalogs, annual reports, invitations.
BrandLUREME #ad
ManufacturerQIUYU #ad
Height2.6 Inches
Length12 Inches
Width9 Inches
Part NumberQIUYU01