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Secure: clasp closure plus gummed closure for reliability, security and ease of mind that your contents will securely stay closed in the envelope.



Super strong construction – standard white envelopes are crafted of Heavy, Durable 28lb Paper for Exceptional Rip, Tear & Puncture Resistance.


Adequate supplies: 50 pieces clasp envelopes with flaps are available in 4 different sizes, you will get 26 pieces envelopes of 5 x 7 inch, 8 pieces envelopes of 9 x 12 inch, 14 pieces envelopes of 6 x 9 inch, 2 pieces envelopes of 10 x 13 inch, different sizes can hold various files in different sizes.
Quality material: the white kraft catalog clasp envelopes with clasp seal are made of quality kraft material, reliable to use with a metal clasp and a reinforced eyelet on the open end, so you won't worry about the content suddenly falling out. Practical tools: the white kraft catalog clasp envelopes are the practical stationery that most offices would need; Designed to provide extra protection for items during mailing, storage and handling, it is very suitable for daily household and business use.

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.


Double seal design -double prong metal clasps with reinforced eyelets and heavily gummed flaps ensure the envelope stays closed and durability.

Great for organizing and storing letters, documents, photos or records. Brown kraft stock to give contents extra protection during mailing, storage and handling. Reusable, double prong metal clasp is durable and designed for repeated use and eyelets are reinforced.
1. Quality Park
#ad
Quality Park, Clasp Envelopes, White, 100 / Box, QUA38390
#adQuality Park #ad - Multi-purpose: use these white envelopes as office envelopes, interoffice envelopes, storage of documents, etc. Double seal design -double prong metal clasps with reinforced eyelets and heavily gummed flaps ensure the envelope stays closed and durability.Secure: clasp closure plus gummed closure for reliability, security and ease of mind that your contents will securely stay closed in the envelope.
More information #ad
Reusable-great value, each box comes with 100 9x12 clasp envelopes that can be reused multiple times for a bargain. Professional finish: Bright White paper makes for a fresh, clean appearance perfect for any use.Brand | Quality Park #ad |
Manufacturer | Quality Park #ad |
Height | 3.9 Inches |
Length | 14.6 Inches |
Weight | 4.3 Pounds |
Width | 9.1 Inches |
Part Number | 38390 |
Model | 38390 |
More information #ad
2. STAPLES
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Staples 570253 Wove Clasp Envelopes 9-Inch X 12-Inch White 100/Box 570253/14210
#adSTAPLES #ad - Sold as 100/Box. White paper shows labeling and writing clear and concise. Catalog envelopes are a reliable choice for multiple kinds of personal and business mailing purposes. Dimensions: 9"L x 12"H. Clasp envelope is sure to attract attention and deliver in style.More information #ad
Brand | STAPLES #ad |
Manufacturer | Staples #ad |
Height | 12 Inches |
Length | 0 Inches |
Weight | 4.3 Pounds |
Width | 9 Inches |
Part Number | 570253/14210 |
More information #ad
3. JAM Paper
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White, JAM PAPER 9 x 12 Open End Catalog Commercial Envelopes, 25/Pack
#adJAM Paper #ad - Color: White. Perfect for personal mail, greeting cards, announcements, business mailings, and so much more!. Size: 9. 5 x 12. 5 inches. Quantity: 25 /pack. Features a straight flap with gummed closure and smooth paper finish.More information #ad
Brand | JAM Paper #ad |
Manufacturer | JAM Paper & Envelope #ad |
Height | 12 Inches |
Length | 9 Inches |
Weight | 1.9 Pounds |
Width | 0.1 Inches |
Part Number | 1623197 |
Model | 1623197 |
More information #ad
4. EnDoc
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Office, Business, EnDoc 9x12 Open End Self Seal Envelopes, 15 Pack, White 28lb Heavyweight Paper, for Home, Legal, or School., Mailing Documents
#adEnDoc #ad - Self sealing closure - makes securing contents quick and easy. Made in the usa - proudly made right here in the United States. Catalog envelopes - Are perfect for catalogs, brochures, and leaflets.Super strong construction – standard white envelopes are crafted of Heavy, Durable 28lb Paper for Exceptional Rip, Tear & Puncture Resistance.
More information #ad
Thank you for supporting American manufacturing! Peel off the protective strip and press the flap firmly to create a tight bond that seals the contents safely inside the envelope. Heavyweight envelope set – pack of 15 single envelopes accommodates Variety of Small & Large Documents for Home, Office, Business, Legal & More.Brand | EnDoc #ad |
Manufacturer | EnDoc #ad |
Part Number | 10x1315 |
Model | 10x1315 |
More information #ad
5. 975 Supply
#ad
10 Pack, 9" W x 12" L, Double-Prong White Clasp Envelopes, 28lb.
#ad975 Supply #ad - Wove material offers distinctive look with smooth writing surface. 28 lb. Double-prong clasp allows convenient interdepartmental use. Clasp - #90 - 9" width x 12" length - 28 lb - clasp - Wove - 10 / Pack - White.More information #ad
Perfect for businesses, schools, personal use and more. Gummed flap creates permanent closure to prevent peeling during transit.Brand | 975 Supply #ad |
Manufacturer | 975 Supply #ad |
Height | 0.1 Inches |
Length | 12 Inches |
Width | 9 Inches |
Part Number | 04422-975 |
More information #ad
6. Frienda
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4 Sizes Clasp Envelopes Kraft Paper Catalog Clasp Envelope with Clasp Closure for Filing, 50 Pieces White,5 x 7 in, 9 x 12 in, 6 x 9 in, Storing or Mailing Documents, 10 x 13 in
#adFrienda #ad - Fit most occasions: these catalog envelopes with clasps are suitable for mailing confidential papers, suitable for preservation of documents, photos, announcements, Christmas cards or storing small items, photos, books, and the collection of important goods, handmade cards, wedding invitations, packaging of goods delivery, providing additional protection for contents.Adequate supplies: 50 pieces clasp envelopes with flaps are available in 4 different sizes, you will get 26 pieces envelopes of 5 x 7 inch, 8 pieces envelopes of 9 x 12 inch, 14 pieces envelopes of 6 x 9 inch, 2 pieces envelopes of 10 x 13 inch, different sizes can hold various files in different sizes.
More information #ad
Privacy protection: the thick opaque paper envelope blocks others from seeing your content and prevents against incidental opening, ensuring your belongings, securing your privacy. Quality material: the white kraft catalog clasp envelopes with clasp seal are made of quality kraft material, reliable to use with a metal clasp and a reinforced eyelet on the open end, so you won't worry about the content suddenly falling out. Practical tools: the white kraft catalog clasp envelopes are the practical stationery that most offices would need; Designed to provide extra protection for items during mailing, storage and handling, it is very suitable for daily household and business use.
Brand | Frienda #ad |
Manufacturer | Frienda #ad |
Weight | 0.99 Pounds |
Part Number | Frienda-Clasp Envelopes-EC014 |
More information #ad
7. Ampad
#ad
White, Ampad Fastrip Security Catalog Envelope, Tear-Away Quick-Open Strip, Peel & Seal Adhesive, 9 Inch x 12 Inch, 100 Per Box 73127, Security Tint
#adAmpad #ad - 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.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.
More information #ad
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. An excellent value: get 100 9 x 12 envelopes at a stock-up price that lets you plan ahead for home or office.Brand | Ampad #ad |
Manufacturer | AMPAD/DIVI OF AMERICAN PD & PPR #ad |
Height | 3 Inches |
Length | 12.2 Inches |
Weight | 4.07 Pounds |
Width | 9.8 Inches |
Part Number | 73127 |
Model | TOP73127 |
More information #ad
8. Quality Park
#ad
For Mailing, White Wove, Heavy 28-lb Paper, Quality Park 9" x 12" Self-Sealing Catalog Envelopes, 100 Per Box QUA44582, Organizing and Storage
#adQuality Park #ad - Quality park 9" x 12" self-sealing catalog envelopes, for Mailing, White Wove, Heavy 28-lb Paper, organizing and Storage, 100 Per Box QUA44582.More information #ad
Brand | Quality Park #ad |
Manufacturer | 0 #ad |
Height | 3.15 Inches |
Length | 12.2 Inches |
Weight | 0.06 Pounds |
Width | 9.56 Inches |
Part Number | QUA44582 |
Model | 44582 |
More information #ad
9. Quality Park
#ad
100 per Box 38597, Executive Gray, Quality Park, Gummed, Clasp Envelopes, 10x13
#adQuality Park #ad - Reusable-great value, each box comes with 100 10x15 clasp envelopes that can be reused multiple times for a bargain. Multi-purpose: use these executive gray envelopes as office envelopes, interoffice envelopes, storage of documents, etc.Double seal design -double prong metal clasps with reinforced eyelets and heavily gummed flaps ensure the envelope stays closed and durability.
More information #ad
Versatile: get these executive gray envelopes in various sizes, depending on your needs. Secure: clasp closure plus gummed closure for reliability, security and ease of mind that your contents will securely stay closed in the envelope.Brand | Quality Park #ad |
Manufacturer | Quality Park #ad |
Height | 3.88 Inches |
Length | 15.13 Inches |
Weight | 4.4 Pounds |
Width | 10.25 Inches |
Part Number | 38597 |
Model | QUA38597 |
More information #ad
10. Quality Park
#ad
100 per Box QUA37890, Great for Filing, Storing or Mailing Documents, 28 lb Brown Kraft, Quality Park 9 x 12 Clasp Envelopes with Deeply Gummed Flaps
#adQuality Park #ad - Conveniently packed in large count to reduce frequency of purchasing. Great for home, school, office, interoffice or mailing.Great for organizing and storing letters, documents, photos or records. Brown kraft stock to give contents extra protection during mailing, storage and handling. Reusable, double prong metal clasp is durable and designed for repeated use and eyelets are reinforced.
More information #ad
In addition to the clasp closure, these envelopes have a moisture activated seal with deep gumming on the flap to create a permanent seal. Perfect for everyday home and business use, clasp envelopes are made from heavyweight 28 lb.Brand | Quality Park #ad |
Manufacturer | Quality Park #ad |
Height | 3.75 Inches |
Length | 14 Inches |
Weight | 4 Pounds |
Width | 9.1 Inches |
Part Number | QUA37890 |
Model | 37890 |
More information #ad