TPU lightweight waterproof backpack mountain, outdoor hiking, travel mountaineering, the weight of the whole backpack is about 300G, the waterproof backpack mountain from sealock outdoor gear material color is 4 division TPU, super waterproof performance, can withstand heavy rain, streams, keep the items in the bag dry, capacity 25 liters, with a special bag for storing a computer
waterproof hiking backpack Blue,100% waterproof, material uses PVC or TPU (coating laminating with in between 500D netting and characteristic of soft and low temperature endurance with waterproof, moisture proof, dustproof, stain proof, products can be use for sailing, diving, boating, fishing, climbing, camping outdoors, river rafting and etc,