I will wear it inside my house. I restart and all is well. Material, machining quality and design are top notch. She says they are comfortable and don’t feel to heavy when swimming. My grandson loved these. Bought this duffle for airsoft gear and traveling back home from my dorm. Just press the button and look for the soundCons: no GPS trackingSound isn’t very loud. They certainly work with. It has various of different timed boxing exercises to do, straight jabs, hooks, uppercuts and squats in time to the symbols and actions on the screen. Im 5.