Amazon Basics #10 Security-Tinted Self-Seal Business Letter Envelopes, Peel & Seal Closure - 500-Pack, White Description Amazon Basics 10 Envelopes, Security Tinted, Peel & Seal, White - 500-Pack. From the Manufacturer Amazon Basics Features: 10 business letter envelopes for home or office Includes 500 - 10 envelopes made of 24-pound white woven paper; smooth surface works well for direct printing Interior security tint for privacy; securely send checks, invoices, or other confidential documents Peel-and-seal closure; no moisture needed Product dimensions: 12.2 x 9.9 x 4.5 inch Product Details: Color: Tint Closure Type: Self-Seal Occasion: Mailing Number of Items: 500 Item Weight: ‎6.47 pounds Product Dimensions: ‎12.2 x 9.9 x 4.5 inches Item model number: ‎AMZP5 Color: ‎Tint Closure: ‎Self-Seal Shape: ‎Rectangular Number of Items: ‎500 Size: ‎Peel & Seal Manufacturer Part Number: ‎AMZP5 Date First Available: October 11, 2018