Come and see our amazing products. Nylon big capacity backpacks for outdoor. Material :Nylon (waterproof) ,The size :13 L* 9 13/16W *20 1/2H inch. The Capacity: 85L. We can do more color base on your request. The bag is very big can take more goods, can put 15'' laptop. It is suitable for Traveling, Walking, Mountaineering, and so on, We have more kinds and good backpacks for you to choose when you send the inquiry to me. Pls confirm further with us if any query about packing info, inventory status and time schedule.