This Wolfrock outdoor travel backpack is very light and foldable, which makes it portable to carry and suitable for outdoor activities, such as traveling, hiking, camping, climbing etc. It uses nylon material which is wear-resistant and waterproof. It comes with two side pockets, you can put water bottle, umbrella, or other small things in it. Foldable DesignPortable and convenient to carry. Metal Zipper Smooth and durable to use. Nylon Straps Moisture resistance, quick to dry. Dual-Side PocketsTo hold water bottle, umbrella, etc. Auxiliary FastenerMore sturdy and durable. ReinforcementStrap bearing place is reinforced repeatedly, one backpack can use for long. Waterproof FabricStrong waterproof function, more comfortable. Suitable for Traveling, climbing, camping, riding, etc. Specifications Brand Wolfrock Model8185 GenderUnisex Capacity25L MaterialNylon Product Weight230g Product Size31 x 19 x 41 cm Package Contents1 x Backpack