Top 10 9 x 12 Manilla Envelopes – Clasp Mailing Envelopes

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1. Quality Park


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

Quality Park #ad - 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, double prong metal clasp is durable and eyelets are reinforced.

Brown kraft stock designed to give contents extra protection during mailing, storage and handling. Packed in 100 count: so many uses means supply is depleted quickly! Conveniently packed in 100 count to reduce frequency of purchasing. 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, school, office, interoffice or mailing.
BrandQuality Park #ad
ManufacturerQuality Park #ad
Height3.75 Inches
Length14 Inches
Weight4 Pounds
Width9.1 Inches
Part NumberQUA37890

2. Amazon Basics


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

Amazon Basics #ad - Durable 28-pound brown kraft material provides privacy and strength. Easy-to-seal peel & Seal closure—no moisture needed. Ideal for mailing catalogs, brochures, booklets, and multi-page documents. Measures 9 by 12 inches each. 100-pack of 9 x 12 inch catalog envelopes.
BrandAmazon Basics #ad
ManufacturerAmazon Basics #ad
Part NumberAMZP13

3. Mead


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

Mead #ad - 9 x 12 inches; 100 envelopes per box. 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. Extra heavy-duty opaque 32 lb. Brown kraft material provides privacy of contents.
BrandMead #ad
ManufacturerMead #ad
Height14.88 Inches
Length3.75 Inches
Width9.25 Inches
Part NumberCO790m

4. Mead


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

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

5. Aimoh


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

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

Self adhesive seal; aimoh's 9 x 12 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, ideal for mailing thicker catalogues, brochures and magazines.228lb stock; manufactured from tough, durable construction like 28lb paper stock, the brown kraft material will insure privacy of the envelopes contents, the durable, woven paper extends the tampering resistance of this envelope, standing up to normal postal wear and tear without damage, .9

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. EnDoc


Legal or School., Office, Business, EnDoc 9 1/2 x 12 1/2 Clasp Envelopes, 100 Pack, Brown Kraft Catalog Envelopes Gummed Seal Closure – 28lb Heavyweight Paper 9.5x12.5 inch Envelopes for Home

EnDoc #ad - Double seal design – provides dependable security for work & Personal Mailing; Features Reusable Dual Prong Clasps & Gummed Seals w/ Tough Adhesive Glue. Catalog orientation – classic open end style enables fast, pamphlet, Legal Document, Convenient Stuffing for Letter, Coupon & Other Common Mailers.

Heavyweight envelope set – box of 100 single envelopes accommodates Variety of Small & Large Documents for Home, Office, Business, Legal & More. Safe for storage – ideal 9 1/2 x 12 1/2 size is perfect for both mailing & storing Important Paperwork, Stamps, Craft Projects, Dies & More; Buy in Bulk & Save Big. Made in usa, durable 28lb standard brown kraft envelopes proudly made right here in the United States Provides Confidential Protection & Exceptional Rip, heavy duty paper – extra strong, Tear & Puncture Resistance - Thank you for supporting American manufacturing!.
BrandEnDoc #ad
ManufacturerEnDoc #ad
Part NumberEn125

7. Amazon Basics


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

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

8. Blue Summit Supplies


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

Blue Summit Supplies #ad - Great for storing receipts, magazines, tax returns, monthly financials, reports and more. 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. 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. 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.
BrandBlue Summit Supplies #ad
ManufacturerBlue Summit Supplies #ad
Part NumberBSS-92588-014

9. Quality Park


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

Quality Park #ad - Quality park 9" x 12" self-seal catalog envelopes, organizing and Storage, Brown Kraft, 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

10. Amazon Basics


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

Amazon Basics #ad - Made with thick 28-pound kraft paper for reliable strength and protection. Double-prong metal clasp closure and reinforced eyelet keep documents securely contained. Clasp envelope 100-pack for filing, storing, or mailing documents. 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.
BrandAmazon Basics #ad
ManufacturerAmazon Basics #ad
Height3.13 Inches
Length12 Inches
Weight1.76 Pounds
Width9 Inches
Part NumberAMZ37890