Description Description: Technical parameters: Type: backpack Material: nylon fabric Color: black, blue, orange Capacity: 45 L 5 L, 65L 5 L Load 45 L 5 L: 40 kg, Load 65 L 5 L: 40 kg Size 45 L 5 L: about 60 x 30 x 20 cm, Size 65 L 5 L: about 65 x 35 x 24 cm Weight: 45 L 5 L: about 1.12 kg, 65 L 5 L: about 1.6 kg Features: When using this backpack, you will get the ideal outdoor activity partner. Whether hiking or climbing a mountain or climbing or skiing,  you can very good use the large volume of the perfect hiking backpack. When traveling or camping trip, you can also use this backpack. The backpack is designed for, with relatively light own weight to offer you capacity as much as possible. Due to the durable materials, this backpack will bring you lots of happiness. Shipping list: 1 x outdoor backpack 1 x backpack special waterproof cover Inevitably, there is smell of some raw material when you receive the backpack. Because it is new. After about a week, the smell will disappear. 100% satisfaction guarantee Our employees of S – D are strive to provide the best products and comprehensive customer service and good shopping experience. If you are not satisfied with our products, we will be happy for your full refund. If we are able to provide you with goods and purchasing help in any manner, please feel free to contact us. 1. The hiking backpack is made of durable nylon, sturdy, large capacity, light weight. 2. Main warehouse capacity is 50 L and there are different subsidiary warehouse in the capacity of 10 L, which gives you a great deal of storage space. 3. The reinforced fabric on the back of the backpack is used to make full use of the backpack capacity. If use this backpack, it can be loaded weight of 40 kg. 4. To carry such a heavy weight, it must be appropriate to reduce the load on the shoulder and back. Therefore, it should use the shoulder pads according with human body engineering design, to reduce the shoulder pressure, using molding backboard, along the spine to form a good air circulation. It can adjust the chest strap and adjust the belt also to ensure a good support and a good tension distribution. 5. Due to the capacity of this backpack and perfect outdoor fitness, the backpack is suitable for hiking, mountain climbing, climbing, skiing, traveling, camping and other outdoor activities.