Imported Zipper closure LIGHTWEIGHT YET STURDY- High quality lightweight Nylon material and smooth zipper. COOL DESIGN- Fashion contrast color design, Equipped with several smart organizer pockets, such as a basketball / shoes zipper pocket & an external mesh water bottle holder. LARGE CAPACITY- Plenty capacity design, most of your daily necessities can be loaded. Fits 15.6 Inch laptop; Capture 44.7 Liters. COMFORTABLE CARRYING- Adjustable padded shoulder strips, and special padded areas with mesh fabric on the back offer cushioned comfort, while also promoting air circulation along your back and shoulders. MULTIFUNCTION – It’s a great backpack for doing sports or training, the bottom separate pocket fits to carry a basketball, soccer ball, volleyball, or football. And the backpack also perfects for cycling, hiking, travel, school, dating, weekend getaway, shopping, etc.