Our top-selling wireless sport headphones formerly known as Aeropex now come with new packaging, a quick-charge feature, and a new name. OpenRun is our lightest headphones to date and are engineered with outstanding sound, a long-lasting battery, and Quick Charge to keep you aware and motivated while you power through any workout. 8th Generation Bone Conduction Technology IP67 Waterproof (Not for swimming) 8-Hour Battery Life + Quick Charge Lightweight (26g) Our open-ear design, powered by bone conduction technology, allows for total awareness of surroundings and bud-free, comfortable listening. Available in 2 sizes to maximize comfort and ensure a secure fit. OpenRun Mini has a 0.83 inch shorter band size. IP67 Waterproof An IP67 rating makes these completely sweat and waterproof to welcome intense workouts and extreme weather. A moisture detection alert ensures safe charging. Not intended for swimming. Outstanding Sound Quality Powered by patented 8th generation bone conduction, Bluetooth 5.1, and PremiumPitch 2.0+, OpenRun delivers clear sound, powerful volume, and a rich bass. 8-Hour Battery Life Quick Charge With 8 hours of battery life and easy commands such as play, skip, pause, and back-a-track, you can enjoy music, calls, audiobooks, and podcasts all day long. OpenRun also features a 10-minute Quick Charge for up to 1.5 hours of battery life.