ITEM NAME:50L Backpack Waterproof Hiking Hunting Backpack Tourist Rucksack Sports Bag E5G2 50L Backpack Waterproof Hiking Hunting Backpack Tourist Rucksack Sports Bag E5G2 Capacity:36-55L Package internal structure: ID bag, mobile phone bag, laminated zipper bag, zipper pocket Opening method: zipper Applicable gender: neutral / male and female colour:black Material:nylon size:51*36*20cm Package Contents: 1 * backpack