Secure fit bluetooth sports earbuds with 8-hour playtime for iphone.and offer good quality sound and great value for money,buy products related to durable earphones and see what customers say about durable earphones on amazon.shop online for the best bluetooth speakers.features +- p2i sweatproof coating-a military-grade nano-coating is applied to earbuds to protect against sweat.volume booster for headphones …,ipx5 water resistant and built-in mic for iphone 7,precordial accessories >..