Classification folders keep your project files organized with two inner dividers and fasteners in positions No. 1 and 3 that subdivide your letter-size documents. Durable construction includes 25 point pressboard covers with matching Tyvek tape spines and 17 point Kraft partitions. Bonded fasteners are located on the front and back covers. Classification folders are made with a high percentage of recycled material.Classification folders keep your project files organized with two inner dividers and fasteners in positions No. 1 and 3 that subdivide your letter-size documents. Durable construction includes 25 point pressboard covers with matching Tyvek tape spines and 17 point Kraft partitions. Bonded fasteners are located on the front and back covers. Classification folders are made with a high percentage of recycled material.