Hi-tec Pek 18L Backpack Properties: Dimensions: 43 x 28 x 15 CM Capacity: 18 L Weight: 0.315 g City backpack with audio system Spacious main compartment with a two-way zipper 2 elastic side pockets Elastic straps on the front that you can wear a raincoat under Headphone cable hole Reflective elements Ventilated back panel and soft, breathable shoulder straps Material: 100% polyester Color : gray black