Description: Featuring adjustable strap design, this backpack can be freely adjusted to fit all body types. Having USB charging port, it is easy and convenient to charge your phone. The backpack, which is designed with large capacity, is big enough for storing tablet, laptop, cell phone, book, wallet, water bottle, folding umbrella or other school supplies and the first worthwhile choice for school or short traveling. Using premium waterproof oxford cloth, this bag can better protect the items in your bag in a humid environment. Coded lock design can better protect your valuables from being theft. The length of this product is 40cm. The backpack is stylish enough for casual and student use, perfect for young teens, men, women, suitable for short trip, work, shopping, university, school, etc. Item Name: Laptop Backpack Material: Oxford Cloth Features: Large Capacity, Portable, Adjustable Strap Size Details: Length: 40cm/15.75"(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Laptop Backpack