Top 10 Large Envelopes 9 x 12 – Catalog Mailing Envelopes

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1. Amazon Basics

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

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Amazon Basics #ad - Measures 9 by 12 inches each. Ideal for mailing catalogs, brochures, booklets, and multi-page documents.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
ManufacturerAmazonBasics #ad
Part NumberAMZP15
ModelAMZP15

2. Quality Park

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Storing or Mailing Documents, 28 lb Brown Kraft, Quality Park 9 x 12 Clasp Envelopes with Deeply Gummed Flaps, 100 per Box 37890, Great for Filing

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Quality 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. 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.

Great for home, interoffice or mailing. Brown kraft 28 lb stock: perfect for everyday home and business use, Quality Park's clasp envelopes are constructed from heavyweight 28 lb.

Reusable clasp: designed for repeated use, office, school, double prong metal clasp is durable and eyelets are reinforced . Packed in 100 count: so many uses means supply is depleted quickly! Conveniently packed in 100 count to reduce frequency of purchasing. Brown kraft stock designed to give contents extra protection during mailing, storage and handling.
BrandQuality Park #ad
ManufacturerQuality Park #ad
Height3.75 Inches
Length14 Inches
Weight4 Pounds
Width9.1 Inches
Part NumberQUA37890
Model37890

3. Amazon Basics

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AmazonBasics Catalog Mailing Envelopes, Peel & Seal, Brown Kraft, 100-Pack, AMZP13, 9x12 Inch

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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 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.
BrandAmazon Basics #ad
ManufacturerAmazonBasics #ad
Part NumberAMZP13
ModelAMZP13

4. Mead

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20 per Box 76020, Brown Kraft, Mead Clasp Envelopes, Office Pak, 9" x 12"

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Mead #ad - 9" x 12" size. 20 envelopes per box. Made in United States. Brown Kraft material. Heavyweight envelopes feature a clasp closure, in an Office Pak for larger quantity.
BrandMead #ad
ManufacturerMEAAH #ad
Height14.45 Inches
Length0.88 Inches
Weight0.65 Pounds
Width9 Inches
Part Number76020
Model76020
Warrantykkk

5. Aimoh

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

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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! 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.

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

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

6. Mead

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Brown Kraft, 9" x 12", Clasp, Mead Envelope, 100/Box CO790

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Mead #ad - Extra heavy-duty opaque 32 lb. Brown kraft material provides privacy of contents. Durable multi-purpose envelope; dual purpose seal allows for multiple uses; use the moisture activated gummed seal for mailing or the strong metal clasp for repeated use and storage purposes. 9 x 12 inches; 100 envelopes per box.
BrandMead #ad
ManufacturerMead #ad
Height14.88 Inches
Length3.75 Inches
Width9.25 Inches
Part NumberCO790m
ModelCO790m

7. EnDoc

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

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EnDoc #ad - Made in the usa - proudly made right here in the United States. Catalog envelopes - Are perfect for catalogs, brochures, and leaflets.

Self sealing closure - makes securing contents quick and easy. Heavyweight envelope set – pack of 15 single envelopes accommodates Variety of Small & Large Documents for Home, Office, Business, Legal & More. Peel off the protective strip and press the flap firmly to create a tight bond that seals the contents safely inside the envelope. Thank you for supporting American manufacturing! Super strong construction – standard white envelopes are crafted of Heavy, Durable 28lb Paper for Exceptional Rip, Tear & Puncture Resistance.
BrandEnDoc #ad
ManufacturerEnDoc #ad
Part Number10x1315
Model10x1315

8. 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 - Great for storing receipts, monthly financials, tax returns, magazines, reports and more. Perfect size for standard 8. 5’’ x 11’’ letter paper, wide opening saves times when stuffing up to 60 sheets of letter paper securely.

Safe for sensitive documents like tax, legal, and financial documents. 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.
BrandBlue Summit Supplies #ad
ManufacturerBlue Summit Supplies #ad
Weight4.25 Pounds
Part NumberBSS-92588-014

9. 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 - 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.

Great for storing receipts, monthly financials, tax returns, magazines, 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. Securely holds hefty files during transit due to it sturdy construction and thick 28 LB White Wove Paper. Provides complete security: your documents are safe from others during transit. 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

10. 975 Supply

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28lb Heavyweight Paper Envelopes, Brown Kraft Catalog Clasp Envelopes with Clasp Closure & Gummed Seal, 25 Envelopes 9 x 12 inches, Storing Or Mailing Documents, Great for Filing

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975 Supply #ad - 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.

Letter size pricing – ideal 9” x 12” size offers maximum space within usps 1-Stamp Dimension Requirements; Buy Bulk & Save Big On Both Supplies & Shipping. Catalog orientation – classic open end style enables fast, convenient Stuffing For Letter, Pamphlet, Legal Document, Coupon & Other Common Mailers.

Envelope pack – pack of 25 envelopes accommodates variety Of Small & Large Documents For Home, Business, Office, Legal & More. Brown kraft stock designed to Give Contents Extra Protection During Mailing, Storage & Handling. Brown kraft 28 lb stock: perfect for everyday home & business use - 975 supply clasp Envelopes Are Constructed From Heavyweight 28 lb.
Brand975 Supply #ad
Manufacturer975 Supply #ad
Height0.25 Inches
Length6 Inches
Width9 Inches
Part Number6x9 - 25