Sheet protectors are widely used as a tool to keep documents in their original condition. Once inserted into the holder, the documents instantly have a plastic, protective cover, which will help eliminate damage and tearing while they are being stored. Traditional Sheet Protectors are open on three sides, but documents are secured by a fold-over along the binding edge. The document holder includes black mounting paper for a more professional look. Includes professional black mounting paper. Polypropylene sheet protector is three-hole punched and won't crack, scratch or tear. Acid-free material eliminates photocopy transfer. For 8.5" x 11" size document storage. This product will be cheerfully replaced with one of equal value if defective in materials, manufacturing or packaging at the time of purchase. Except for such replacement, this product is sold without warranty or liability even though defect, damage or loss is caused by negligence or other fault.