... bag is made of PVC material waterproof phone has assorted size I.Bag photoes:clear oneblue one ... windowother color also can be customII.Describtion:beach waterproof case sport armband case beach waterproof bag Material PVC Thickness 0.3mm,othe ... bags could be in various of shapes and styles,with zipper, slide zipper top, button closure ,with drawstring , handle, rope,hook, etc ...