‼️BACK TO SCHOOL‼️ 'Supacool outdoor originals' black backpack #supacool #backpack Waterproof, lots of storage perfect for school books or laptop. And any other items you need. Comes with USB charge port with built in charger. This backpack offers you more a more convenient way to charge your phone while walking, or laptop in class. Adjustable shoulder straps Backpack can be used for school, leisure, hiking, camping, air travelling, walking, business trips, overnight stay and for boys and girls. Size 16.5*12.6*5.1 inches.