Large Capacity Space: Can put a most Specifications in the market helmet +- protective gear + a raincoat +- two hands cover;Portable laptops/tablets are available in the compartments. Zipper mesh bag can store mobile phone, wallet, keys, CARDS and other personal belongings. Anti - Splash Design: The fabric adopts anti-splash water Oxford cloth + anti-splash water zipper. It has good anti - splash water performance. Ergonomic Load Bearing System: The back pad and shoulder strap are made of thickened cellular foam material,which is comfortable and breathable. Adjustable chest belt and belt, reasonable distribution of pressure, easy to carry while Reducing. Ride in the backpack shaking;Combined with fast buckle design, it is more convenient to remove the back wear. Lightweight Design: The whole bag is made of soft material and weighs only 0.63kg. It can be rolled up when not in use and is only about 10x15x35cm in size. Easy to carry and store, it doesnt take up space. Specification: Material: Anti-splash Oxford Cloth. Size: 28*35*46cm. Roll Size: 10*15*35cm. Capacity: 20-35L. Apply: Bag/Outdoor/Sport(Shoulder, Hand). Reflective Design: YES. Double Opening Design: YES. Double Zipper Design: YES. Internal Compartment Design: YES. Package Included: 1 X Bag