Water Resistant Cell Phone Armband is made of the highest quality soft neoprene and lycra blend that is made to flex, twist, and bend, but not stretch out of shape. It can stand up to the toughest of workouts and marathons. It is ultra lightweight (1.5oz) for speed and comfort during all activities. It offers full screen protection and still retain full touch screen functionality. It features full headphone jack support for Apple and Android phones.