Yurbuds Ironman Inspire Talk Earbuds with 1-Button Microphone (Black) Yurbuds Twist lock Into Place For A Secure Fit That Never Falls Out, Even Under The Most Intense Workout Conditions Sweat & Water Resistant (ipx5) Designed To Allow More Ambient Noise Than Most Other Earphones At The Same Volume Levels Clinically Proven Acoustics For Deeper, Richer Sound Ergonomically Designed To Avoid Nerve Rich Areas Of The Ear