DURABLE MATERIAL: The backpack take durable and practical high quality water resistant nylon. Sturdy two-way zipper,smoother,flexible opening and closing.Adjustable padded shoulder straps for carrying comfortable.DIMENSION & CAPACITY : Dimension: 44*30*14cm / 17*12*5.5 inch; Capacity:24L; Weight:0.5KG. Main compartment laptop sleeve can fit for 14 inches laptop.INTERNAL STRUCTURE : There is a main zipper compartment,a separate computer compartment,a zipper front pocket, and two drawstring side pockets. The spacious compartments and multiple pockets keep your belongings organized and more Easy to find.COMFORT & AESTHETICS : ergonomically designed, adjustable padded reinforcement straps,which can be hung comfortably on your back and shoulders.ANY OCCASIONS : This casual backpack is an excellent companion for outdoor/indoor activities and can be easily carried with you,no matter for daily use,school,commuting,weekend vacation,short hikes, camping, etc. It is an great gift chioce to your dear families or friends