SAVE TIME WITH SELF-STICK: Quality Park 6 3/4 Security Envelopes have a strong peel & stick closure that helps you fly through mailings in record time ENHANCED SECURITY: Offer the protection clients deserve & protect yourself from liability; a security tint makes envelopes hard to see through; a security pattern scrambles the appearance of text LESS YUCK: We promise you won't miss licking envelopes or crumbly, drippy sponges; complete your mailings, no accessories required STORE MORE, LONGER: Reid-Strip envelopes have a longer shelf-life thanks to the peel able strip that protects your adhesive from dust AN EXCELLENT VALUE: Bright White 24-lb paper makes an impression for business mailings and personal correspondence; get 100 3-5/8 x 6-1/2 inch envelopes