High-quality expanding file is made to resist everyday abuse with extra-thick, soil-resistant covers and rip-proof Tyvek reinforcement at top and bottom corners of the gusset. The file also offers extra-large, reinforced top tabs aligned in a straight line for easy viewing. 31 letter-size pockets are labeled from 1 to 31. Contains 30% post consumption material. Letter size. 12 x 10 in.