Imported Polyurethane lining Zipper closure [HIGH-QUALITY MATERIAL]: Warm Tip: This backpacks made of oil wax material looks brighter, under different lighting condition, sometimes it feels shiny. This women backpack purse is made of high quality water resistant soft PU leather, metal accessories and fabric lining, which is fashionable and durable.Detachable shoulder strap made of canvas for reinforcement and durability. [PRACTICAL STRUCTURE]: Back Zipper Closure,Effective anti-theft design. 1 main zipper compartment with 1 interior zipper pocket and 1 interior slot pockets, 2 side pockets and 1 front zipper pockets. Multi-pockets could fit your A4 books, iPad, cell phone, umbrella and keep your daily items well organized. [DIMENSIOIN & WEIGHT]: (L) 12.20 x (W) 5.91 x (H) 12.60 inches, 1.41 pounds. It's lightweight and comfortable for you to carry everywhere you want. [WELL-DESIGNED]: You can carry it as a single-shoulder bag or backpack as there is a removable short shoulder strap. Water resistant backpack keeps your items from not easily getting wet. [After-Sale Service]: We are committed to providing each customer with the highest standard of customer service and top quality goods, if you are not satisfied with our product or service for any reason, please feel free to contact us by email.