Top 10 9×12 manila Envelopes 100 Pack – Clasp Mailing Envelopes

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1. Quality Park


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

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

2. Aimoh


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

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

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!28lb stock; manufactured from tough, standing up to normal postal wear and tear without damage, woven paper extends the tampering resistance of this envelope, durable Construction like 28lb paper stock, the durable, the brown kraft material will insure privacy of the envelopes contents, .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.
BrandAimoh #ad
ManufacturerAimoh #ad
Weight3.9 Pounds
Part NumberAE-912CGS

3. Quality Park


Gummed Flap, Quality Park 9" x 12" Clasp Envelopes, 100/Box QUA37790, Brown Kraft

Quality Park #ad - Heavy duty: extra durable, 32 lb. Permanent seal: in addition to the clasp closure, the deep gumming on the flap can create a permanent seal. Designed for repeated use: Double prong metal clasp is durable and eyelets are reinforced. All-purpose: perfect size for mailing and storing a variety of documents, especially letter-sized documents when folding is undesirable. Brown kraft stock gives contents extra protection during mailing, storage and handling. 100 per box: always have a good supply on hand with this 100 count box.
BrandQuality Park #ad
ManufacturerQuality Park #ad
Height4 Inches
Length14.9 Inches
Weight0.06 Pounds
Width9.3 Inches
Part NumberQUA37790

4. Mead


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

Mead #ad - Extra heavy-duty opaque 32 lb. Brown kraft material provides privacy of contents. 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.
BrandMead #ad
ManufacturerMead #ad
Height14.88 Inches
Length3.75 Inches
Width9.25 Inches
Part NumberCO790m

5. Quality Park


Quality Park 9 x 12 Postage Saving ClearClasp Envelopes, 100 per Box QUA43568, 28 lb Kraft Paper, with Reusable Redi-Tac Closure & Gummed Flap

Quality Park #ad - Heavyweight 28 lb kraft paper manila envelopes are opaque to protect private contents; strong enough for bulk mailing or organizing the office.

These 9x12 envelopes with a self seal redi-tac clasp eliminate USPS charges for metal parts; reusable & thrifty; made of 28 lb kraft paper; 100/box. A great value; large envelopes are an economical way to send manuscripts, certificates or other documents you’d rather mail flat. Reseal your clearclasp envelope with Redi-Tac seal as many times as needed for circulating interoffice mail; just press and go. A deeply gummed yellow envelope flap is laid thick with moisture-activated adhesive; creates a firm seal you can trust in the mail.
BrandQuality Park #ad
ManufacturerQuality Park #ad
Height3 Inches
Length12.2 Inches
Weight4 Pounds
Width9.75 Inches
Part NumberQUA43568

6. Amazon Basics


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

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

7. 1InTheOffice


#90, manila envelope, Gummed Sealed Envelopes, 1InTheOffice Clasp Envelopes 9x12, 100 Pack

1InTheOffice #ad - Envelopes manila gummed flap offers a permanent seal for transit in addition to the clasp closure. Envelopes have two prong clasps that stand up, fitting through a reinforced eyelit. Clasp closure in 9x12 manila envelopes is easy and quick to close and allows envelope to be reused. Manila envelopes 9x12 is great for sending important documents that cannot be folded for mailing. Manila clasp envelopes can accommodates thicker items such as catalogs, booklets, and magazines. Clasp envelopes is made of strong heavyweight stock that resists tearing and ripping.
Brand1InTheOffice #ad
Manufacturer1InTheOffice #ad
Part Number54456546541

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 - Safe for sensitive documents like tax, legal, and financial documents. 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. 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. 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. Aimoh


Ultra Strong Quick-Seal, 9x12 inch 38100, 100 9 x 12 SELF Seal Security White Catalog Envelopes, Security Tinted, 28lb

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

99x12 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, security tint pattern to protect contents, each 9x12 envelope contains a super secure, information and data when mailing.
BrandAimoh #ad
ManufacturerAimoh #ad
Height2.5 Inches
Length9 Inches
Weight4.06 Pounds
Width12 Inches
Part NumberFBA_38100

10. Amazon Basics


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

Amazon Basics #ad - Moisture-activated gummed surface on flap creates a permanent seal. Made with thick 28-pound kraft paper for reliable strength and protection. 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.
BrandAmazon Basics #ad
ManufacturerAmazon Basics #ad
Height3.13 Inches
Length12 Inches
Weight1.76 Pounds
Width9 Inches
Part NumberAMZ37890