[Safety First Open Ear Headphones-Sounds without Earphone]:Bone conduction technology transmits sound through the bones of your skull, leaving your ears completely open to your environment. The unique open-ear design of these Bone Bluetooth headphones means they're perfect for any sports. You can enjoy your music and podcasts and still hear your feet hitting the trail. Or a car getting too close to your rear wheel.[Yes, but are they comfy?-Lightweight Tough Comfortable]: There are two things we all want from a pair of wireless headphones: they need to be comfy, and stay in place. This bone conduction headphones are designed with a tough, flexible neckband wrapped in comfortable rubber which allows the bone headphones to hug your head, keeping the speakers gently but firmly in place on your cheekbones. The headphones also loop over the tops of your ears, so you wont have to worry about them dropping.[Bone Conduction Headset-Love it When We Talk]:This bone earphones use a unique combination of AI mics which help remove environmental noise let you focuses on the vibrations of your voice. Built-in mics remove environmental sound, so your voice is clearly heard when you call someone.[8-Hour Play Time & Type-C Fast Charge-Always Ready]: With 9 hours play time from a single charge, these Bluetooth headphones are with you for the most time of day. A full charge takes 2 hours via USB-C. Need an extra boost? Just 10 minutes charging gives you an extra hour of play time.[IPX5 dustproof and waterproof-No Matter Rain or Shine]:An IPX5 rating ensures that nothing can hold back the adventure! However hard you sweat, and wherever you go, your headphones will keep up. It suitable for running, hiking, cycling etc. We care about all details, each gym headphones is tested manually, it will become your favorite sports partner, also the best gifts for your lover, family, or friends. 90-day refund and 2 year warranty, Contact us feel free if you have any questions. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Dadangjia