Heavyweight poly report covers with prong fasteners. Plastic material is highly durable for heavy usage, resists tearing, and is water-resistant compared to paper equivalents. Ideal for standard letter-sized papers, business presentations, and booklets, keeping everything neatly organized. Generous capacity holds 100 punched sheets in the fasteners, and up to 100 sheets in the pockets.Heavyweight poly report covers with prong fasteners. Plastic material is highly durable for heavy usage, resists tearing, and is water-resistant compared to paper equivalents. Ideal for standard letter-sized papers, business presentations, and booklets, keeping everything neatly organized. Generous capacity holds 100 punched sheets in the fasteners, and up to 100 sheets in the pockets.