Quality Park, Catalog Envelope, Redi-Strip, White, 12x15.5, 100 per box (44082) DURABLE: Heavyweigh stock ensures no rips or tears REDUCE WASTE: Not only will the Redi-Strip save your time, it will save your money! These envelopes have a longer shelf life thanks to the peelable strip that protects your adhesive from dust! FEATURES: 100, 12X15.5 Catalog Envelopes PROFESSIONAL FINIISH: Bright White paper makes for a fresh, clean appearance perfect for any use. SECURE: Redi-Strip seak-adhesive closure will ensure your contents stay safe with the licking factor out of mind