waterproof bag (mobile),2 zippers for waterproof.100% waterproof,different thickness and material for ... rafting,and so on.also sell all kinds waterproof bag, pvc waterproof bag, tpu water proof bag for carmera, mp3 and ... mp4, mobile,and so on.1)material:PVC or TPU2)thickness:>0.2mm (as customer's requirement)3 ...