Dimension: 15(L) * 6.3(W) * 16(H) inch = 38(L) * 16(W) * 41(H) cm. Perfect for holding your books,files, phone, keys, money, umbrella or other stuffs. Padded and adjustable shoulder straps. Material: Denim canvas. Description: Large enough to carry your books, umbrella, iPad, cell phone, keys, wallet, water bottle and other belongings of yours. Specification: Material: Denim canvas. Opening method: zipper Color:Black Washing instructions: Washing with clean water with ordinary temperatures. DO NOT washing with hot water. Hang to dry. Washing separately to avoid staining. Purchasing Notes: 1-2Cm error of measuring is a reasonable range due to different measurement methods. Please allow little color difference due to different camera or screen show. Package Includes: 1 X School Backpack