The Shokz OpenRun in Grey are lightweight, wireless, open-ear headphones featuring 8th Generation Bone Conduction Technology for situational awareness, an IP67 waterproof rating for intense workouts, 8-hour battery life with a 10-minute Quick Charge for 1.5 hours of playtime and Bluetooth 5.1 for reliable connectivity, delivering clear audio without blocking your ears. .They are designed for athletes and active lifestyles, providing a secure fit and exceptional comfort by leaving the ear canal open.