Eshops Vintage Laptop Backpack for School Women & Men Outdoor Hiking Backpacks for Travel Material: dacron Size: 17"x12.6"x4"(HxLxW), weight: 0.7 kg Application: travel, hiking, school bag, shopping, placing laptop, ipad etc Attribute: Waterproof, durable, with laptop interlayer, adjustable shoulder straps For the crowd: most female amd male