Our TPU Guide Waterproof Phone Cases are a slim yet robustsolution for protecting and using your phone in any conditions.RF welded Thermoplastic Polyurethane (TPU) and the zip lock,triple-roll hook-and-loopfastener keep this soft case both watertightand slim. The TPU is PVC free, strong, flexible, durable, UV andextreme cold resistant. Die-cut attachment points round out thistough little package.