Breathable Comfort: Enjoy unparalleled comfort expertly crafted for breathability and featuring a secure clip-on design. Designed for a Secure Fit: Constructed from innovative, non-deforming hard-shell material, our clip on headphones are meticulously designed to retain their shape for a consistently secure fit.Attach for Enhanced Stability: Revolutionize your listening experience specifically designed to ensure your clip on headphones stay securely in place, regardless of workout intensity. Clear Audio: 12mm and#215; 17mm racetrack drivers coupled with a titanium-coated diaphragm. Water-Resistant: Built with an ultra-fine mesh and a protective nano-coating, IPX4 water resistance.