C-Line 62313 Side Loading Polypropylene Sheet Protector, Clear, 2", 11 x 8 1/2 (Box of 50) Unique side loading sheet protectors allow greater control while loading sensitive paper types Sealed on three sides like top loaders, but papers are inserted from the ring binding edge Keep high-use materials from falling out of binders Heavyweight polypropylene For 11 x 8-1/2 inch documents