Backpack Hiking backpack,Rucksack

characteristics: the ultimate technical backpacks, backpack set features a number of products in the same
 The former increases with large zipper pocket, bag compartment of the design of human nature Add water with the convenience of drinking water systems can be equipped with water bag  Large-capacity designed to facilitate the pick-and-place object  Design with hanging strap Waterproof Covers backpack at the bottom