Enjoy your tunes while you stay active with the AfterShokz TREKZ Open-Ear Bluetooth Headphones. Coming in a beautiful Ocean Blue titanium frame with black accents, these ingenious headphones remain positioned outside the ear so you can stay alert and comfortable while still experiencing rich sound. The back of these headphones wraps around your head for a snug fit. This unique design uses patented transducers and bone conduction to produce mini vibrations through the cheekbones right to your inner ear. The AfterShokz TREKZ Headphones are equipped with PremiumPitch+TM technology to ensure superior sound quality complete with a dynamic range and rich, powerful bass. Ideal for the active, the AfterShokz TREKZ Headphones are finished with a 6-hour rechargeable battery.