Yurbuds (CE Inspire 400 Noise Isolating in-Ear Headphones Twist Lock Technology keeps your headphones secured with a simple twist; Once in place, the earbuds are 'Locked' into place and won't wrangle free even during the most strenuous of exercises Inspire 400 ear buds are designed with heavy workouts and intensive exercise in mind; Sweat and moisture won't hold you back from your goals, and it should not affect your headphones Tired of the tangled rats nest that normal headphones find themselves with a gym bag? Quik ClikTM uses tangle-free magnet to deploy for your workout and store hassle-free immediately afterwards The three button inline remote on the Inspire 400 doesn't interrupt your workout or training session when you need to take a call Connectivity Technology: Wired