Gumy Sport wireless headphones feature the company’s soft “Nozzle Fit” earpiece that provides a secure, comfortable fit while allowing ambient sound to be heard. With Bluetooth Technology there are no wires therefore no distraction. Simply pair them with your device and focus on your training. The built–in rechargeable battery provides you with 5 hours of continuous music for a perfect workout session. The Nozzle Fit Earpieces provide you with the ultimate fit when training. With their unique shape they are designed to stay in place no matter how tough the workout is. The HA-EN10BT are rated IPX2 making them both Sweat and Splash proof - ideal for sport use.