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Secure: clasp closure plus gummed closure for reliability, security and ease of mind that your contents will securely stay closed in the envelope.


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.
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. 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.


An excellent value: get 100 9 x 12 envelopes at a stock-up price that lets you plan ahead for home or office.


Great for storing receipts, tax returns, magazines, monthly financials, reports and more. Provides complete security: your documents are safe from others during transit.


1. STAPLES
#ad
Staples 570253 Wove Clasp Envelopes 9-Inch X 12-Inch White 100/Box 570253/14210
#adSTAPLES #ad - Clasp envelope is sure to attract attention and deliver in style. White paper shows labeling and writing clear and concise. Dimensions: 9"L x 12"H. Catalog envelopes are a reliable choice for multiple kinds of personal and business mailing purposes. Sold as 100/Box.More information #ad
Brand | STAPLES #ad |
Manufacturer | Staples #ad |
Height | 12 Inches |
Length | 0 Inches |
Weight | 4.3 Pounds |
Width | 9 Inches |
Part Number | 570253/14210 |
More information #ad
2. Quality Park
#ad
Quality Park, 100 / Box, QUA38390, White, Clasp Envelopes
#adQuality Park #ad - Reusable-great value, each box comes with 100 9x12 clasp envelopes that can be reused multiple times for a bargain. Double seal design -double prong metal clasps with reinforced eyelets and heavily gummed flaps ensure the envelope stays closed and durability.Secure: clasp closure plus gummed closure for reliability, security and ease of mind that your contents will securely stay closed in the envelope.
More information #ad
Professional finish: Bright White paper makes for a fresh, clean appearance perfect for any use. Multi-purpose: use these white envelopes as office envelopes, interoffice envelopes, storage of documents, etc.Brand | Quality Park #ad |
Manufacturer | Quality Park #ad |
Height | 3.9 Inches |
Length | 14.6 Inches |
Weight | 4.3 Pounds |
Width | 9.1 Inches |
Part Number | 38390 |
Model | 38390 |
More information #ad
3. Amazon Basics
#ad
9x12 Inch, 100-Pack, Peel & Seal, Amazon Basics Catalog Mailing Envelopes, White
#adAmazon Basics #ad - Ideal for mailing catalogs, booklets, brochures, and multi-page documents. Measures 9 by 12 inches each. 100-pack of no. 10-1/2 catalog envelopes. Durable 28-pound white woven paper for quality and strength. Easy-to-seal peel and Seal closure—no moisture needed.More information #ad
Brand | Amazon Basics #ad |
Manufacturer | Amazon Basics #ad |
Part Number | AMZP15 |
Model | AMZP15 |
More information #ad
4. Aimoh
#ad
Security Tinted, Ultra Strong Quick-Seal, 28lb, 9 x 12 inch 38100, 100 9 x 12 SELF Seal Security White Catalog Envelopes
#adAimoh #ad - 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.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.
More information #ad
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. 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.
Brand | Aimoh #ad |
Manufacturer | Aimoh #ad |
Height | 2.5 Inches |
Length | 9 Inches |
Weight | 4.06 Pounds |
Width | 12 Inches |
Part Number | FBA_38100 |
Model | FBA_38100 |
More information #ad
5. Quality Park
#ad
Blue, Quality Park Clasp Envelopes, Pack of 10 38737, 9 x 12 inches
#adQuality Park #ad - Reinforced clasp. Brightly colored for attention getting mailings. Deep gumming for a secure seal.More information #ad
Brand | Quality Park #ad |
Manufacturer | Quality Park #ad |
Height | 9.5 Inches |
Length | 12.5 Inches |
Weight | 0.15 Pounds |
Width | 0.5 Inches |
Part Number | 38737 |
Model | 38737 |
More information #ad
6. Ampad
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9 Inch x 12 Inch, Tear-Away Quick-Open Strip, Peel & Seal Adhesive, White, 100 Per Box 73127, Ampad Fastrip Security Catalog Envelope, Security Tint
#adAmpad #ad - 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.An excellent value: get 100 9 x 12 envelopes at a stock-up price that lets you plan ahead for home or office.
More information #ad
Large & roomy: the 9 x 12 size allows you to send documents without folding; a little room to spare accommodates luggage tags or other trinkets. 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.Brand | Ampad #ad |
Manufacturer | AMPAD/DIVI OF AMERICAN PD & PPR #ad |
Height | 3 Inches |
Length | 12.2 Inches |
Weight | 4.07 Pounds |
Width | 9.8 Inches |
Part Number | 73127 |
Model | TOP73127 |
More information #ad
7. Quality Park
#ad
Quality Park Clasp Envelopes QUA38090, Kraft, 9-x-12-inch
#adQuality Park #ad - Ideal for filing applications. Size: 9" x 12". Durable, 28 lb. Brown kraft with reinforced clasp closure. 100 / box.More information #ad
Brand | Quality Park #ad |
Manufacturer | Quality Park #ad |
Height | 3.9 Inches |
Length | 12.3 Inches |
Weight | 4.35 Pounds |
Width | 11.2 Inches |
Part Number | QUA38090 |
Model | QUA38090 |
More information #ad
8. Blue Summit Supplies
#ad
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
#adBlue Summit Supplies #ad - Perfect size for standard 8. 5'' x 11'' letter paper, wide opening saves times when stuffing up to 60 sheets of letter paper securely. Securely holds hefty files during transit due to it sturdy construction and thick 28 LB White Wove Paper.Great for storing receipts, tax returns, magazines, monthly financials, reports and more. Provides complete security: your documents are safe from others during transit.
More information #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. Allows for organized storage of personal and company documents due to its large size and Security Tint. Safe for sensitive documents like tax, legal, and financial documents.Brand | Blue Summit Supplies #ad |
Manufacturer | Blue Summit Supplies #ad |
Weight | 3.97 Pounds |
Part Number | BSS-92588-010 |
More information #ad
9. Amazon Basics
#ad
100-Pack, AMZP13, 9x12 Inch, Peel & Seal, Amazon Basics Catalog Mailing Envelopes, Brown Kraft
#adAmazon Basics #ad - 100-pack of 9 x 12 inch catalog envelopes. Durable 28-pound brown kraft material provides privacy and strength. Easy-to-seal peel and Seal closure—no moisture needed. Measures 9 by 12 inches each. Ideal for mailing catalogs, booklets, brochures, and multi-page documents.More information #ad
Brand | Amazon Basics #ad |
Manufacturer | Amazon Basics #ad |
Part Number | AMZP13 |
Model | AMZP13 |
More information #ad
10. 975 Supply
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Double-Prong White Clasp Envelopes, 28lb., 10 Pack, 9" W x 12" L
#ad975 Supply #ad - Gummed flap creates permanent closure to prevent peeling during transit. Wove material offers distinctive look with smooth writing surface.More information #ad
Perfect for businesses, schools, personal use and more. Clasp - #90 - 9" width x 12" length - 28 lb - clasp - Wove - 10 / Pack - White. 28 lb. Double-prong clasp allows convenient interdepartmental use.Brand | 975 Supply #ad |
Manufacturer | 975 Supply #ad |
Height | 0.1 Inches |
Length | 12 Inches |
Width | 9 Inches |
Part Number | 04422-975 |
More information #ad