... poly protects documents insideOutside dimensions listedside loadinginside usable dimensions: 5 x 9.5"Features and Specificatons:1>material: HDPE, LDPE, MDPE, PP ... >printing: 1-10 colors from clear to rainbow. Welcome OEM.5>style: side and bottom sealed, peel off the back paper ... .4>each inquiry for cargo shipment by ship and plane5>kinds of raw material: PO,PE, OPP, PP, PVC, CPE, PO ...