Extremely durable yet flexible poly binders with ACCOHIDE? covers are ideal for heavy-duty use. These binders feature traditional round rings and are very lightweight. The PVC-free polypropylene material is tear-resistant. Matte finish on covers for a professional appearance. 35-pt. Cover?Semi-rigid cover. Binder Type: Ring; Binder Style: Non-View; Binder Size Capacity: 1″; Binder Sheet Capacity: 175.