Top 9 Clasp Envelopes 9 x 12 – Clasp Mailing Envelopes

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1. Amazon Basics


Gummed, 100-Pack, Amazon Basics 9 x 12-Inch Clasp Kraft Envelopes

Amazon Basics #ad - Clasp envelope 100-pack for filing, storing, or mailing documents. Double-prong metal clasp closure and reinforced eyelet keep documents securely contained. Measures 9 by 12 inches each; backed by an Amazon Basics 1-year limited warranty. Moisture-activated gummed surface on flap creates a permanent seal. Made with thick 28-pound kraft paper for reliable strength and protection.
BrandAmazon Basics #ad
ManufacturerAmazon Basics #ad
Height3.13 Inches
Length12 Inches
Weight1.76 Pounds
Width9 Inches
Part NumberAMZ37890

2. Mead


20/Pack 76020, Mead Letter Size Mailing Envelopes, 9" X 12", Brown Kraft Material, All-Purpose 24-lb Paper, Clasp Closure

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

3. Mead


Mead Letter Size Mailing Envelopes, All-Purpose 24-lb Paper, 100 per Pack CO790, Clasp Closure, 9" X 12", Brown Manila Kraft Envelope

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

4. Quality Park


Storing or Mailing Documents, 100 per Box QUA37890, Quality Park 9 x 12 Clasp Envelopes with Deeply Gummed Flaps, Great for Filing, 28 lb Brown Kraft

Quality Park #ad - Conveniently packed in large count to reduce frequency of purchasing. Perfect for everyday home and business use, clasp envelopes are made from heavyweight 28 lb.

Great for home, school, office, interoffice or mailing. Reusable, double prong metal clasp is durable and designed for repeated use and eyelets are reinforced. Brown kraft stock to give contents extra protection during mailing, storage and handling. Great for organizing and storing letters, documents, photos or records. In addition to the clasp closure, these envelopes have a moisture activated seal with deep gumming on the flap to create a permanent seal.
BrandQuality Park #ad
ManufacturerQuality Park #ad
Height3.75 Inches
Length14 Inches
Weight4 Pounds
Width9.1 Inches
Part NumberQUA37890

5. ASAP Office Products


Heavy-Duty Brown, 9" x 12", 10 Envelopes Per Pack, Office, Clasp Closure & Gummed Seal, 9 x 12, Clasp Envelopes, Business, And School, Envelopes For Home, 28lb Heavyweight

ASAP Office Products #ad - Metal clasp with rounded Edges Is Plated For Rust-Resistance. Open-end style construction With Superior Gumming On Flap For A Secure Seal. 10 envelopes Per Pack. 28 lb. 9" x 12" clasp Envelopes. Brown kraft stock to give Contents Extra Protection During Mailing, Storage And Handling.
BrandASAP Office Products #ad
ManufacturerASAP Office Products #ad
Height1 Inches
Length4 Inches
Width6 Inches
Part NumberASAP-CLASP-

6. Blue Summit Supplies


Blue Summit Supplies 100 9” x 12” Clasp Envelopes with Gummed Seal, Bulk 100 Pack, For Mailing Larger Papers or Magazine, Letter Size Clasp Mailing Envelopes Made From 28lb Kraft Paper

Blue Summit Supplies #ad - Made from 28lb kraft paper, these envelopes resist tearing to keep your contents safe, and are easy to label with any type of writing utensil or printed label sticker.

This 100 pack of clasp envelopes is a highly affordable alternative to more expensive options. Easily send or store receipts, documents, letters, magazines and more with our durable 9” x 12” clasp envelopes made from 28lb kraft paper.99” x 12” size is perfect for letter size documents, magazines, papers, or other items that can fit inside without needing to be folded. With a metal clasp and gummed seal on the envelope flap, your contents will stay secure whether you’re mailing them, or keeping them safe in a file.
BrandBlue Summit Supplies #ad
ManufacturerBlue Summit Supplies #ad
Part NumberBSS-92588-1097

7. EnDoc


9x12 – Brown Kraft Catalog Envelopes with Clasp Closure & Gummed Seal – 28lb Heavyweight Paper Envelopes for Home, Office, Legal or School Pack- 9 x 12 Inch 15 Pack, Business, Clasp Envelopes

EnDoc #ad - Made in usa, heavy duty paper – extra strong, durable 28lb standard brown kraft envelopes proudly made right here in the United States Provides Confidential Protection & Exceptional Rip, Tear & Puncture Resistance - Thank you for supporting American manufacturing!.

9x12 clasp envelope set – pack of 15 single reusable envelopes serves a Variety of Small & Large Documents for Home, Office, Business, Legal & School. Catalog orientation – classic open end style enables fast, Convenient Stuffing for Legal Letter, Pamphlet, coupon, Magazine & Other Common Mailers. Safe for storage – ideal 9 by 12 size is perfect for both mailing & more; Buy in Bulk & Storing Important Paperwork, Stamps, Craft Projects, Dies & Save Big. Double seal design – offers reliable security for personal & Professional Mailing; Sturdy Metal Dual Prong Clasps & Gummed Seals w/ Tough Adhesive Glue.
BrandEnDoc #ad
ManufacturerEnDoc #ad
Part Numberclasp15

8. JAM Paper


Violet Purple Recycled, JAM PAPER 9 x 12 Colored Envelopes with Clasp Closure, 50/Pack

JAM Paper #ad - Envelopes are made from smooth 28lb paper, include both gummed flap closure and folding metal clasp. Color: violet Catalog Envelope with Clasp. Quantity: 50 envelopes per pack. These fun, colorful envelopes are perfect for making your mail stand out from the pile. Size: 9 x 12 inches.
BrandJAM Paper #ad
ManufacturerJAM Paper & Envelope #ad
Height12 Inches
Length9 inches
Width0.1 Inches
Part Number900906767i

9. Mr. Pen


Clasp and Gummed Closure Envelopes., Mr. Pen- Clasp Envelopes,18 Pack, Brown Kraft, Letter Size Envelopes, Brown Envelopes, 9x12, Document Envelope, Clasp Kraft Envelopes

Mr. Pen #ad - Pen clasp envelopes are made from high-quality brown kraft paper that won’t easily rip or tear during transportation. Each kraft envelope measures 9 x 12 inches, perfect for mailing and storing Important paperwork. Mr. With a metal clasp and gummed seal on the envelope flap, your contents will stay secure whether you’re mailing them or keeping them safe in a file. Package includes 18 brown kraft envelopes with gummed seal and metal prong clasp. Pen clasp envelopes are fully compatible with most inkjet and laser printers for quick and easy addressing. Mr.
BrandMr. Pen #ad
ManufacturerMr. Pen #ad
Part NumberENV912