KAKA Hiking Backpack Fits Up to 15.6 inch Laptop Black #2100 Dimension: Approx. 55 H x 32 L x 20 W cm/ 21.6 H x 12.6 L x 7.9 W inch (H x L x W). Capacity: 40L. Material: The backpack is made of water-resistant durable oxford fabric, antirust metal buckles and breatheable sponge pads. Structure: A large compartment for several suits of clothes, umbrella, camera etc, a laptop sleeve for up to 15 inch laptop, a mesh side pocket and several pocket for your stuff. Occasion: With unique shape, buckles, handles and straps, it is a cool travel backpack, camping hiking knapsack or business bag. It can be used in flights. 3 Carrying Ways. It can be a backpack, handbag or shoulder bag (a detachable strap in it). The thick breathable mesh sponge pads in the shoulder straps keep you comfortable while the buckle chest strap enables the backpack to stay in a suitable place.