Description: Whether you are running, jogging or getting ready for the big game, thudBUDS sport fit perfectly in your ear to provide a comfortable and enjoyable noise isolating experience with your music. The included earhooks easily attach and secure thudBUDS sport during workouts. Each pair includes small, medium and large comfort-fit silicone inserts for added noise isolationjust choose the size that best fits your ear canal. Listen and you'll hear the difference. Lightweight, ergonomic and comfortable for the active lifestyle. Sweat-resistant jackets ensure that the earphone drivers remain unharmed from exposure to perspiration.