Our rankings are generated through the algorithmic analysis of thousands of customer reviews about products, brands, merchant customer service levels, popularity trends, and more. We use advanced technology, including AI, to help process and organize this information at scale, supporting our analysis with greater speed and consistency. The rankings reflect our opinion and should be a good starting point for shopping.
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10 Best clasp mailing envelopes of 2026
Save up to 20% off
Best Choice1
Amazon Basics9.8Exceptional
Amazon Basics Clasp Kraft Envelopes for Documents, Gummed Mailing Envelope, 9" x 12", 100-Pack
16% Off-
product dimensions:‎12 x 9 x 0.01 inches
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color:‎Kraft
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shape:‎Rectangular
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item weight:‎0.56 ounces
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item model number:‎AMZ37890
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Value for Money2
Amazon Basics9.7Exceptional
Amazon Basics Clasp Kraft Envelopes for Documents, Gummed Mailing, 10" x 13", 100-Pack
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product dimensions: 13 x 10 x 3.75 inches
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color: Kraft
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shape: Rectangular
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item weight: 1.66 ounces
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item model number: AMZ37897
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3
Mead9.6Exceptional
Mead Envelopes, 9" x 12", Clasp Closure, Brown Kraft All-Purpose 24-lb Paper Mailing Envelopes, 20 Count (76020)
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product dimensions:‎0.88 x 9 x 14.45 inches
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color:‎Brown
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shape:‎Rectangular
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item weight:‎10.4 ounces
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item model number:‎76020
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4
Quality Park9.4Excellent
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)
18% Off
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Quality Park9.2Excellent
Quality Park 6 x 9 Clasp Envelopes, Clasp and Gummed Closures for Storing or Mailing, 28 lb Kraft Paper, 100 per Box (QUA37855)
17% Off-
product dimensions: 11.4 x 6.3 x 3.9 inches
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color: Kraft
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shape: Rectangular
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item weight: 2.2 pounds
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item model number: QUA37855
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6
SUNEE8.9Very Good
SUNEE Envelops, 9"x12" Brown Kraft Envelopes with Clasp Closure, 28-lb Paper Mailing Envelopes, 20 Count, Great for Filing, Storing or Mailing Documents
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product dimensions:‎9 x 0.01 x 12 inches
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color:‎brown
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shape:‎Rectangular
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item weight:‎12 ounces
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item model number:N/A
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7
SUNEE8.6Very Good
SUNEE 9"x12" Envelopes, 28-lb Heavyweight Kraft Paper, 100 Count, Brown Envelopes with Metal Clasp, for Storing, Mailing & Organizing Documents, Photos
11% Off-
product dimensions:N/A
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color:brown
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shape:Rectangular
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item weight:N/A
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item model number:N/A
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8
Quality Park8.5Good
Quality Park Clasp Envelopes, 6.5 x 9.5 Inch Brown Kraft Catalog Envelopes, for Mailing Small Business Papers, Gummed Closure, Box of 100 (QUA37863)
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product dimensions: 12 x 6.9 x 2.65 inches
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color: Kraft
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shape: Rectangular
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item weight: 2.55 pounds
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item model number: QUA37863
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9
Mead8.4Good
Mead Envelopes, 10" x 13", Clasp Closure, Brown Kraft All-Purpose 24-lb Paper Mailing Envelopes, 15 Count (76022)
20% Off-
product dimensions: 5.5 x 10 x 0.94 inches
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color: Brown
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shape: Rectangular
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item weight: 9.6 ounces
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item model number: 76022
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10
Columbian8.1Good
Columbian 10 x 13 Clasp Envelopes, Gummed, 28 lb Brown Kraft, for Mailing Flat Letter Size Documents or Photos, Bulk Pack, 30 Per Pack (COLO405)
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product dimensions:14.63 x 10.25 x 0.1 inches 1.34 Pounds
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color:N/A
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shape:N/A
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item weight:N/A
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item model number:COLO405
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