PVC waterproof case 1) 12cm x 15.5cm 2) Waterproof for up to 20m 3) Easily secured on upper arm 4) Materials: PVC Yellow Fashion PVC waterproof case1) 12cm x 15.5cm 2) Waterproof for up to 20m3) Easily secured on upper arm 4) Materials: PVC, TPU5) We have our own factory, is specialized independent manufacturer6) Our products are exported to America, Russia, Brazil, Australia and so on the other ...