This is a versatile outdoor backpack, rich color in black, desert digital, khaki, green, OCP,ACU, Jungle digital, Jungle camo, desert camo and more. It has a capacity of 25L and is made of 900D Oxford waterproof fabric, which is mildew, water and tear resistant. Large capacity can be installed tablet computer package outline package edge styling treatment, easy to deformation after bearing weight. The shouldering system, which is designed to fit the structure of the human back, can effectively disperse the pressure and bring a very comfortable feeling of shouldering. The back sandwich net has the effect of rapid heat dissipation, sweating, ventilation and shock absorption. Perfect for outdoor sports, leisure, travel tactical backpack.