8 1/2" x 11" - 3 1/2" Expansion - Red Fiber - Red - Acid-free, Reinforced Gusset, Rip Resistant - 30% Recycled - 50 / Carton
- Double-thick, manila-lined front/back for greater strength
- Made of extra-strong, acid-free, red fiber material
- 3-1/2" expansion with 6-1/2" high fiber gussets reinforced with rip-proof tape tops