Office Depot Pressboard Classification Folders With Fasteners, Letter Size, 100% Recycled, Red, Pack Of 10, OD24092 Thick and durable 25-pt. pressboard made from earth-wise 100% total recycled material Fasteners can hold 2"-thick stacks of paperwork securely inside the folder for instant flip-through. Classification folders help you subdivide and identify various sections of your documentation. Dividers are made of 17-pt. kraft for amazing durability.