Top 10 9×12 Envelopes with Clasp – Clasp Mailing Envelopes

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1. Quality Park

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

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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. Brown kraft stock designed to give contents extra protection during mailing, storage and handling.

Great for home, interoffice or mailing. 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.

Reusable clasp: designed for repeated use, school, office, double prong metal clasp is durable and eyelets are reinforced . Brown kraft 28 lb stock: perfect for everyday home and business use, Quality Park's clasp envelopes are constructed from heavyweight 28 lb.
BrandQuality Park #ad
ManufacturerQuality Park #ad
Height3.75 Inches
Length14 Inches
Weight4 Pounds
Width9.1 Inches
Part NumberQUA37890
Model37890

2. Mead

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

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Mead #ad - Extra heavy-duty opaque 32 lb. 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. Brown kraft material provides privacy of contents.
BrandMead #ad
ManufacturerMead #ad
Height14.88 Inches
Length3.75 Inches
Width9.25 Inches
Part NumberCO790m
ModelCO790m

3. Quality Park

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28 lb Brown Kraft, 250 per Box 37590, Great for Filing, Quality Park 9 x 12 Clasp Envelopes with Deeply Gummed Flaps, Storing or Mailing Documents

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Quality Park #ad - Brown kraft stock designed to give contents extra protection during mailing, storage and handling. Reusable clasp: designed for repeated use, school, double prong metal clasp is durable and eyelets are reinforced.

Great for home, office, interoffice or mailing. 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. Packed in 250 count: so many uses means supply is depleted quickly! Conveniently packed in 250 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. Brown kraft 28 lb stock: perfect for everyday home and business use, Quality Park's clasp envelopes are constructed from heavyweight 28 lb.
BrandQuality Park #ad
Manufacturer0 #ad
Height9.75 Inches
Length14.31 Inches
Weight0.06 Pounds
Width9.06 Inches
Part Number37590
Model37590

4. Mead

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

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Mead #ad - Brown Kraft material. 20 envelopes per box. 9" x 12" size. Heavyweight envelopes feature a clasp closure, in an Office Pak for larger quantity. Made in United States.
BrandMead #ad
ManufacturerMEAAH #ad
Height14.45 Inches
Length0.88 Inches
Weight0.65 Pounds
Width9 Inches
Part Number76020
Model76020
Warrantykkk

5. EnDoc

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Legal or School – 100 Pack, EnDoc 9x12 Clasp Envelopes – Brown Kraft Catalog Envelopes with Clasp Closure & Gummed Seal – 28lb Heavyweight Paper Envelopes for Home, Office, Business

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EnDoc #ad - These clasp envelopes are larger than standard printing paper, allowing you to insert and retrieve documents with no hassles. Super strong construction – standard brown kraft envelopes are crafted of Heavy, Durable 28lb Paper for Exceptional Rip, Tear & Puncture Resistance.

Catalog orientation – classic open end style enables fast, Legal Document, Pamphlet, convenient Stuffing for Letter, Coupon & Other Common Mailers. Double seal design – provides dependable security for work & Personal Mailing; Features Reusable Dual Prong Clasps & Gummed Seals w/ Tough Adhesive Glue. Heavyweight envelope set – box of 100 single envelopes accommodates Variety of Small & Large Documents for Home, Business, Office, Legal & More.
BrandEnDoc #ad
ManufacturerEnDoc #ad
Weight4.1 Pounds
Part NumberENC03
ModelEn125
WarrantyNo Warranty

6. EnDoc

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Legal or School., Business, Office, Clasp Envelopes – 9x12 Inches Brown Kraft Catalog Envelopes, with Clasp Closure & Gummed Seal – 28lb Heavyweight Paper Envelopes for Home, 30 Pack

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EnDoc #ad - 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!.

9x12 clasp envelope set – pack of 30 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, coupon, Pamphlet, Magazine & Other Common Mailers. Safe for storage – ideal 9 by 12 size is perfect for both mailing & More; Buy in Bulk & storing Important Paperwork, Craft Projects, Stamps, 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
Weight0.9 Pounds
Part NumberClasp Brown

7. HERKKA

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9 X 12 Self Seal Security Catalog Envelopes, Designed for Secure Mailing, Securely Holds up to 60 Sheets of Paper with Strong Peel and Seal Flap, HERKKA 120 Pack Security White Catalog Envelopes

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HERKKA #ad - Safe for sensitive documents like tax, legal, and financial documents. Your documents are safe from others during transit. Premium security tint pattern:each 9x12 envelope uses a super secure, security tint pattern to protect contents, information and data when mailing. Suitable for home, business, office, legal and more.

Herkka white catalog envelope is with a strong flap adhesive, you just need to pull the tab and it will self seals. Good job in printing address, shipping labels and etc. Ideal for secure business mailing and sensitive correspondence. Printer friendly : self sealing catalog envelope is thick enough, you can run these through your laser or ink-jet printers without bleeding ink out or going ink fuzzy. 120 pack catalog envelopes:herkka white 9x12 security envelopes are perfect size for standard 8. 5'' x 11'' letter paper for business documents and premium quality.

It will be more easier than sponges or glue sticks and assure contents will not fall out during transit. Quick-seal closure: our 9x12 catalogs envelopes are designed with an ultra strong SELF-SEAL adhesive strip to create a full, thicker, super secure seal across each envelope's width that won't easily open or tear, perfect for photos, catalogs, larger documents and other business mailings. Wide opening saves times when stuffing up to 60 sheets of letter paper securely. High quality kraft paper: made of durable paper for exceptional rip, tear and puncture resistance.
BrandHERKKA #ad
ManufacturerHERKKA #ad
Part NumberSecurityWhiteCatalogEnvelopes-120

8. Quality Park

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Quality Park 9" x 12" Self-Sealing Catalog Envelopes, 100 Per Box QUA44582, Heavy 28-lb Paper, Organizing and Storage, for Mailing, White Wove

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Quality Park #ad - Quality park 9" x 12" self-sealing catalog envelopes, heavy 28-lb Paper, for mailing, White Wove, Organizing and Storage, 100 Per Box QUA44582.
BrandQuality Park #ad
Manufacturer0 #ad
Height3.15 Inches
Length12.2 Inches
Weight0.06 Pounds
Width9.56 Inches
Part NumberQUA44582
Model44582

9. Ampad

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Security Tint, Tear-Away Quick-Open Strip, 100 Per Box 73127, 9 Inch x 12 Inch, Ampad Fastrip Security Catalog Envelope, White, Peel & Seal Adhesive

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Ampad #ad - An excellent value: get 100 9 x 12 envelopes at a stock-up price that lets you plan ahead for home or office. Sturdy & secure: the strong adhesive will keep your mailing protected; an opaque security tint obscures sensitive correspondence or private data.

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. 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. 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.
BrandAmpad #ad
ManufacturerAMPAD/DIVI OF AMERICAN PD & PPR #ad
Height3 Inches
Length12.2 Inches
Weight0.06 Pounds
Width9.8 Inches
Part Number73127
ModelTOP73127

10. Quality Park

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9 x 12 Inches, Quality Park Quality Park Executive Gray Gummed Clasp Envelopes QUA38590

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Quality Park #ad - Reusable. Heavily gummed flaps. Double prong metal clasps with reinforced eyelets. Clasp envelope on paper stock features a gummed flap closure.
BrandQuality Park #ad
ManufacturerQuality Park #ad
Height4 Inches
Length14.9 Inches
Weight4.3 Pounds
Width9.3 Inches
Part Number38590
Model38590