Pendaflex Manila Fastener Folders, Straight Tabs, 1 Fastener, Letter Size, Manila Exterior, 50/Box - Secure documents without bulking up your file cabinets. Manila classification folders have super-thin 2" capacity Lesspace fasteners to hold punched papers in place; folders take less room in files. Smooth back prevents fasteners from catching loose papers or other folders. Reinforced top puts extra strength where it's needed most.