waterproof case for mobile phone waterproof phone bag is made of PVC material waterproof phone has assorted size I.Bag photoes:clear oneblue ... color also can be customII.Describtion: waterproof case for mobile phone sport phone case waterproof bag for cellphone Material PVC Thickness 0 ... , slide zipper top, button closure ,with drawstring , handle, rope,hook, etc,they are made by heat seal or stitching ...