Adventurer BackpackAdventurer Backpack Epic Armourys Adventurer Backpack is a framed medium sized knapsack that can hold up to 20,000 cubic cm (or about 20 liters). Made from vegetable tanned full grain leather, reinforced canvas and soft split leather, this backpack is designed to evenly distribute weight on the shoulders thanks to its cushioned split leather straps. The leather has been shaped and stitched to add structure and prevent the bag and straps from deforming