A universal piece with which you will fit into the whirlwind of the big city, but will also go hiking with you. It has an adjustable strap, thanks to which you can slightly increase or decrease its volume. So if you are surprised by a downpour on the route, you can also comfortably pack a raincoat. Do not worry about the contents of the kidney bag, it is waterproof, so it does not let through a drop.Made of oxford waterproof and easytoclean fabricExtendable double zippered main pocketAdjustable strap with automatic magnetic buckleSilicone details