Made of quality single side 0.3mm PVC material, this clear concert approved bag is lightweight, waterproof and unbreakable; The PVC bag with zipper measures about 12.2 x 5.5 x 3.1 inches, a standard size that can help you store different personal items. Not only wear around the waist, but also can be worn over the back, across the front, on the shoulder and its strap is adjustable.