Oxford PressGuard Report Covers w/Reinforced Top Hinge, Black, Letter Size, 25 per Pack, (71106) DURABLE: Tape reinforcement on the top hinge provides extra durability PROTECTION: Made from the most durable paper stock to protect your most important documents and reports SPACIOUS: Top hinge allows for more usable space on your paper COATED: This heavyweight, rigid PressGuard paper is specially coated to resist dirt and moisture to provide the ultimate resistance to wear and tear VERSATILE: These report covers can be used for school, office, or home organization purposes