Reviewed by trail runner Jen Ferriss (pictured below) for the American Trail Running Association. Do you like to listen to music, podcasts or audiobooks when you run alone? Revvez sunglasses from OptiShokz transmit sounds by hooking the speaker around the outside of your ear, instead of a standard earbud or full ear speaker. By conducting… Read more »
Product Review: OptiShokz Revvez Bone Conduction Audio Sunglasses
