Free Knight 50L Waterproof Backpack

Features:  - Made of waterproof nylon fabric, breathable and wear resistant.   -  50L large capacity, e  nough space to pack all your necessities and equipment.   - With air flow loading system, breathable and comfortable.   - 17.72 - 32.68 inches adjustable shoulder strap, alleviate pressure on the spine and shoulder.   - T  he maximum loading bearing is 20kg, brilliant storage system.   - Suitable for hiking, camping, climbing, traveling, cycling, adventure, etc.