10 Best flap envelopes of 2025

Save up to 35% off

Best Choice

1

ponatia

PONATIA 50PCS A7 Euro Flap Envelopes, 5.25 x 7.25'' White Envelopes for Weddings Invitations, Photos, Postcards, Greeting Cards, Christmas Gift Cards, Acrylic Mailing (White (No Liner)

16% Off
9.8

Exceptional

Our Rating
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Value for Money

2

EnDoc

#10 Business Envelopes, 500 Count, Mailing Envelopes, 4 1/8 x 9 1/2 Inch Size, Gummed Flap Envelopes Letter Size, 24 LB Paper - Bright White Color
9.7

Exceptional

Our Rating
3

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

27% Off
Main highlights

Heavy Duty Kraft Envelopes
Quality Park 9x12 clasp envelopes feature double prong metal clasps, reinforced eyelets, and gummed seals, providing durability for home, office, and school use.

Ideal for Mailing Large Items
Perfect for sending large lay-flat items without folds or creases, such as contracts, catalogs, registration packets, and 8x10 photos.

Praised for Durability
Customers appreciate the strong clasps and the ability to handle frequent use without breaking, making them reliable for everyday office tasks.
Key specs
- size:9 x 12 Inches
- color:Light Brown
- shape:Rectangular
- material:Brown kraft
- closure:Gummed
9.5

Excellent

Our Rating

9.9
worth the money

9.7
Durability

9.5
Simple to use
4

Mr. Pen

Mr. Pen- Clear Plastic Envelopes, 10 Pack, A4, Letter Size, Colorful, Clear Folders for Documents Plastic Envelopes for Documents
9.4

Excellent

Our Rating
5

Ribetween

50 Packs of A7 Envelopes for Invitation, White 5x7 Envelopes with V Flap, Great for Graduation, Invitation, Baby Shower, Wedding and RSVP Cards (White)
9.1

Excellent

Our Rating
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6

Amazon Basics
Amazon Basics Clasp Kraft Envelopes, Gummed Mailing Envelope, 9 x 12 inch, 100-Pack
Main highlights

Secure Closure and Durability
Double-prong metal clasp and reinforced eyelet ensure documents are securely contained; made with thick 28-pound kraft paper for reliable strength and protection.

Ideal for Document Organization
Perfect for filing, storing, or mailing documents; great for organizing tax returns, insurance policies, receipts, and important correspondences.

Sturdy and Reliable
Customers praise the envelopes for their great quality and sturdiness, making them ideal for various organizational needs and secure document storage.
Key specs
- size:9 x 12
- color:Kraft
- shape:Rectangular
- material:Cardboard
- closure:Gummed
8.8

Very Good

Our Rating

9.9
worth the money

9.9
Durability

8.0
sweat control
7

Janvale

V-flap Kraft Envelopes, 50 Pack, 4 x 6 Inch, A4 Envelopes, Card Envelopes, Brown Envelopes, Kraft Paper Envelopes for Invitations, Postcard Envelopes, Water Base Adhesive, Gummed Flap
8.7

Very Good

Our Rating
8

Ouzoustate

Ouzoustate A7 Envelopes 100 Pack White 5x7 V Flap Invitation Envelopes for 5x7 Photos,Cards, Birthday, Weddings, Graduations, Announcements, Baby Shower 5.28 "x 7.13"(white)
8.6

Very Good

Our Rating
9

Mr. Pen

Mr. Pen- Clear Plastic Envelopes, 20 Pack, A4, Letter Size, Colorful, Clear Folders for Documents Plastic Envelopes for Documents
8.5

Good

Our Rating
10

Mead
Mead #10 Security Business Envelopes Letter Size 4-1/8" x 9-1/2" – Peel and Seal, Privacy Lined, No-Window, Press-It Seal-It Self-Adhesive for Home & Office Mailing, 45 Count (75026)

35% Off
Main highlights

Self Adhesive Seal for Convenience
White envelopes with self-adhesive seal and security lining for privacy, measuring 4 1/8 inches x 9 1/2 inches. 45 envelopes per box.

Ideal for Secure Mailings
Perfect for mailing sensitive documents like checks, ensuring privacy and security with its security lining and adhesive seal.

Most Praised Feature - No Need to Lick
Customers appreciate the convenience of the self-adhesive seal, eliminating the need to lick the envelopes for sealing.
8.4

Good

Our Rating

9.9
Simple to use

9.7
Security

9.3
materials Quality

10 Best flap envelopes of 2025

1

PONATIA 50PCS A7 Euro Flap Envelopes, 5.25 x 7.25'' White Envelopes for Weddings Invitations, Photos, Postcards, Greeting Cards, Christmas Gift Cards, Acrylic Mailing (White (No Liner)

How do we rank?

How do we rank?

Analyzing top stores

2

#10 Business Envelopes, 500 Count, Mailing Envelopes, 4 1/8 x 9 1/2 Inch Size, Gummed Flap Envelopes Letter Size, 24 LB Paper - Bright White Color

3

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

9.9

9.7

9.5

4

Mr. Pen- Clear Plastic Envelopes, 10 Pack, A4, Letter Size, Colorful, Clear Folders for Documents Plastic Envelopes for Documents

5

50 Packs of A7 Envelopes for Invitation, White 5x7 Envelopes with V Flap, Great for Graduation, Invitation, Baby Shower, Wedding and RSVP Cards (White)

6

Amazon Basics Clasp Kraft Envelopes, Gummed Mailing Envelope, 9 x 12 inch, 100-Pack

9.9

9.9

8.0

7

V-flap Kraft Envelopes, 50 Pack, 4 x 6 Inch, A4 Envelopes, Card Envelopes, Brown Envelopes, Kraft Paper Envelopes for Invitations, Postcard Envelopes, Water Base Adhesive, Gummed Flap

8

Ouzoustate A7 Envelopes 100 Pack White 5x7 V Flap Invitation Envelopes for 5x7 Photos,Cards, Birthday, Weddings, Graduations, Announcements, Baby Shower 5.28 "x 7.13"(white)

9

Mr. Pen- Clear Plastic Envelopes, 20 Pack, A4, Letter Size, Colorful, Clear Folders for Documents Plastic Envelopes for Documents

10

Mead #10 Security Business Envelopes Letter Size 4-1/8" x 9-1/2" – Peel and Seal, Privacy Lined, No-Window, Press-It Seal-It Self-Adhesive for Home & Office Mailing, 45 Count (75026)

9.9

9.7

9.3

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