The "Iron Man" of file pockets||Virtually indestructible file pocket has fully lined gusset, tear resistant Tyvek and a special rollover reinforcement at the top||Super heavyweight front and back panels provide rigid support||Extra wide pockets easily accommodate standard file folders||Pocket expands to 7" to hold up to 900 sheets||The "Iron Man" of file pockets||Virtually indestructible file pocket has fully lined gusset, tear resistant Tyvek and a special rollover reinforcement at the top||Super heavyweight front and back panels provide rigid support||Extra wide pockets easily accommodate standard file folders||Pocket expands to 7" to hold up to 900 sheets||Contains 30% recycled content, 30% post-consumer materialview less