Feature 1、Made of lightweight polyester material,water-resistant,anti-scratch and durable. (only 0.8lbs) 2、Large capacity features two front zipper pocket,a middle zipper pocket with slots,a main compartment with laptop padded pocket and two side mesh pockets. 3、Inside padded pocket provides good conservation for your laptop up to 15.6 inches. 4、Adjustable mesh padded shoulder straps and mesh padded back,distribute weight effectively and reduces strength consumption. 5、Suitable for work,business,travel etc. The laptop backpack is designed to protect your laptop while on the trips. Features: Made of lightweight polyester material,water-resistant,anti-scratch and durable. (only 0.8lbs) Large capacity features two front zipper pocket,a middle zipper pocket with slots,a main compartment with laptop padded pocket and two side mesh pockets. Inside padded pocket provides good conservation for your laptop up to 15.6 inches. Adjustable mesh padded shoulder straps and mesh padded back,distribute weight effectively and reduces strength consumption. Suitable for work,business,travel etc. Specification: Material: Polyester Size: 30 * 15 * 45 cm / 11.8 * 5.9 * 17.7 in Weight：Approx. 381 g / 0.8 lb Package List: 1* Backpack Package List 1* Backpack