Strong Laptop Backpack for School Students Designed to give ultimate comfort, this school bag from Cosmus is a Multipurpose Backpack Bag - use it as school bag or regular casual backpack for daily use. This school bag is designed with copious space and sturdy shoulder straps to help children accommodate all essentials while on the move. This School Laptop Backpack is made of durable PU coated Polyester Fabric. Dimensions: 13 x 18 x 8.5 [inches] / 32.5 cm x 45 cm x 21.25 cm (WxHxD); Weight: 755 gms Capacity: 33 Litre Water Resistance PU Coated Durable Fabric, with padded back section for comfortable carry Number of compartments: 2; Number of pockets:2 with 2