Use For:Hiking,Climbing,Camping and etc.
This is made of high-strength,waterproof ,anti-tearing nylon.
It has multifuctional storage,with main warehouse ,two top zipper pockets,two sides string pockets and waist zipper pocket.
The main warehouse has a seperate pocket for computer.
The special design of triangle ventilated beathable back pad,making your shoulder keep dry and feel comfortable.