Top 10 Big Envelopes for Mailing – Clasp Mailing Envelopes

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1. Quality Park

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

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Quality Park #ad - Packed in 100 count: so many uses means supply is depleted quickly! Conveniently packed in 100 count to reduce frequency of purchasing. Great for home, office, school, interoffice or mailing.

Reusable clasp: designed for repeated use, double prong metal clasp is durable and eyelets are reinforced. 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.

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

2. SALES4LESS

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SALES4LESS #5 Kraft Bubble Mailers 10.5x16 Inches Shipping Padded Envelopes Self Seal Waterproof Cushioned Mailer 10 Pack, Gold KBMVR_10.5X16-10

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SALES4LESS #ad - Puncture, tamper and water resistant providing extra security for item being shipped. Kraft bubble mailers - this pack contains 10 light weight bubble cushoined mailer envelopes.

The interior built with bubble lined wall construction for extra protection during transit, ensure the packages arrive in great condition. Self-adhearing - peel-and-seal strip is quick and easy to use. Durable: the surface of this bubble envelopes made from a durable, recycled kraft paper. Outside size: 105x16 inches, usable size: 105x15. 5 inch. Remove strip and close. Once the envelope has been sealed, it cannot be opened without visible signs of tampering.
BrandSALES4LESS #ad
Manufactureredestiny inc #ad
Height1 Inches
Length16 Inches
Weight0.03 Pounds
Width10 Inches
Part NumberKBMVR_10.5X16-10
ModelKBMVR_10.5X16-10

3. Amazon Basics

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

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Amazon Basics #ad - Easy-to-seal peel and Seal closure—no moisture needed. 100-pack of no. 10-1/2 catalog envelopes. 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.
BrandAmazon Basics #ad
ManufacturerAmazon Basics #ad
Part NumberAMZP15
ModelAMZP15

4. Amazon Basics

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Brown Kraft, 10x13 Inch, Peel & Seal, Amazon Basics Catalog Mailing Envelopes, 100-Pack

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Amazon Basics #ad - Measures 10 by 13 inches each. Easy-to-seal peel & Seal closure—no moisture needed. Ideal for mailing catalogs, booklets, brochures, and multi-page documents.100-pack of 10 x 13 inch catalog envelopes. Durable 28-pound brown kraft material provides privacy and strength.
BrandAmazon Basics #ad
ManufacturerAmazon Basics #ad
Part NumberAMZP14
ModelAMZP14

5. SUNN

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SUNN White 10x13 Inch 100Pcs Envelope Mailers,Postal Bags With Tear-Proof and Waterproof Business Envelopes,Mailing Bags Mailing Envelopes

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SUNN #ad - The meticulous ribbon strips can also add beauty to the package and surprise those receiving the package. You can put sweaters, sneakers and other things in it. The outer layer of the mailing bags is dense and shiny. Light and tough lightweight material greatly reduces your transportation costs.

Can be filled for extra protection you can place some fillers, such as foam paper, ribbons, etc. To better protect your products. Various uses different sizes6*9, books, 10*13, gifts, skirts, socks, 12.55*15. 5of bags can be adapted to your needs for products of different sizes. You only need to tear off the anti-adhesive tape, and then stick the adhesive tape on the post bag to seal the bag. Others would never want to see what's inside the bag.

Privacy protectionthe white poly mailer is actually black inside. The tough material will not damage even if it is pulled strongly, making your transportation more secure. The special pe material makes the post bag waterproof, and there is no worry about getting the goods wet in stormy weather. It can protect your privacy very well. Waterproof and self-adhesive the mailing bag comes with a sealing tape.
BrandSUNN #ad
ManufacturerSUNN #ad
Height0.39 Inches
Length10.24 Inches
Width14.17 Inches
Part NumberZSN20200901-4

6. 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 - 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
Model76020
Warrantykkk

7. EnDoc

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Business, Clasp Envelopes, 10x13 Inch Brown Kraft Catalog Envelopes with Clasp Closure & Gummed Seal – 28lb Heavyweight Paper Envelopes for Home, Legal or School 15 Pack 10x13, Office, Brown Kraft

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EnDoc #ad - Safe for storage – ideal 10 x 13 size is perfect for both mailing & storing Important Paperwork, Craft Projects, Stamps, Dies & More; Buy in Bulk & Save Big. Double seal design – offers reliable security for personal & Professional Mailing; Sturdy Metal Dual Prong Clasps & Gummed Seals w/ Tough Adhesive Glue.

Catalog orientation – classic open-end style enables fast, convenient Stuffing for Legal Letter, Coupon, Pamphlet, Magazine & Other Common Mailers.110x13 clasp envelope set – pack of 15 single reusable envelopes serves a Variety of Small & Large Documents for Home, Business, Office, Legal & School. 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 Numberclasp15

8. Aimoh

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

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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, each 9x12 envelope contains a super secure, security tint pattern to protect contents, information and data when mailing.

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

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

9. EnDoc

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With Clasp Closure & Gummed Seal – 28lb Heavyweight Paper Envelopes for Home, Legal or School., Business, Office, Clasp Envelopes – 10x13 Inch Brown Kraft Catalog Envelopes, 30 Pack

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EnDoc #ad - Catalog orientation – classic open-end style enables fast, Convenient Stuffing for Legal Letter, Coupon, pamphlet, Magazine & Other Common Mailers. Double seal design – offers reliable security for personal & Professional Mailing; Sturdy Metal Dual Prong Clasps & Gummed Seals w/ Tough Adhesive Glue.

Heavy duty envelopes 10x13 these professional-looking Multipurpose Envelopes feature a dual-purpose seal that allows multiple uses. Safe for storage – ideal 10 x 13 size is perfect for both mailing & More; Buy in Bulk & storing Important Paperwork, Stamps, Craft Projects, Dies & 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 NumberClasp Brown

10. UCGOU

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UCGOU Bubble Mailers 10.5x16 Inch Teal 25 Pack Poly Padded Envelopes Large #5 Mailing Packages Opaque Packaging Postal Self Seal Adhesive Waterproof Boutique Shipping Bags for Clothes

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UCGOU #ad - It is very suitable to transport for jewelry, makeup supplies, photos, magazine, which can improve your company productivity at work, books, clothes and more. We have been committed to making better products to serve our customers, so that their business can get better and better.

The inner lining is using gray film, the items in the bag cannot be seen, while the inner size is 105x15 inch. Beside, the shipping bags features with excellent waterproof and tearing proof effects because of the reinforce sealing on the edge. Beautiful colors can also make your customers happy and enhance your brand influence. The adhesive is covered with silver strip, which are easily peel off the strip and seal the bag. Convenient & easy to use these poly shipping bags are the perfect choice for small and middle business for easily using with not require extra packaging material, save much time and mailing cost.

Enhance brand influence bright colors bring a lively atmosphere, which makes the items you transport more conspicuous and will not be easily lost. The strong stickiness prevents your items from being secretly replaced during transportation. With full air bubbles, even if there is strong light, which can protect your privacy well. Opaque poly bubble mailers the teal bubble mailers outer size is 10
BrandUCGOU #ad
ManufacturerUCGOU #ad
Part NumberAZ111