Oakley combined a premium sunglass and a state-of-the-art MP3 player to create the ultimate training tool -the Thump Pro.

Features include  - Improved sweat resistance ( so you don’t have to worry about your equipment quitting before you do).Unobtainium® nosepads and stem inlays (so your eyewear doesn’t move when you do).Open-edge lenses, so your downward view isn’t blocked (critical for cycling and running).User-changeable lenses, so you can optimize vision for any sport environment.Incredibly lightweight - only 49g.Supports AAC, MP3, WMA, WMA DRM 9, and Audible formats.Built-in rechargeable battery will allow for over 6 hours of playback at maximum volume.

Source: Oakley