DURABLE & WATER RESISTANT: Ravuo black backpack is made of durable and water resistant polyester fabric which could ensure the backpack last for long and well organize your laptop and books. It's a unisex book bag that perfect for college ,travel and so on.Recommended Age 3+Years. EASY TO ORGANIZE: Classic backpack features 10 pockets that fits all of the stuffs you need.External access to 2 front zipper pockets,2 side pockets for water bottle ,1 anti theft back zipper pocket for wallet,Internal access to 1 main zipper compartment includes 1 padded laptop compartment fits 15.6 inch laptop ,2 slip pockets and 3 zipper pockets keep all your things organized and easy to access. LARGE CAPACITY:The size of this spacious backpack is 17.7x12.6x5.5inch/45X32X14cm, which it is space availability to keep a laptop, journal, books or folders. Laptop compartment size at 11.4x10.6inch/29x27cm fits 15.6" inch laptop,and Weight:1.43 LB/0.65 KGS,Adjustable Strap:16.9-33.5 in/43-85cm, Stra