JAM PAPER Cello Sleeves with Self Adhesive Closure - 12 7/16 x 18 1/4 - Clear - 100/Pack Clear Cello Sleeves Size: 12 7/16 Inches x 18 1/4 Inches Quantity: 100/pack This envelope has a self-adhesive closure to ensure protection of any document! Perfect for when you want your document to be seen yet protected at the same time!