http://www.youtube.com/watch?v=18XWju5Lr5I&feature=plcp
Rafael Nadal performs mountain climbers in the Nike LunarTR1+ shoe. The Nike LunarTR1+ shoe captures reps, NikeFuel and calories and transmits that information to a user’s phone in real time. Each athlete features his or her own drill pack, which provides challenges and daily workouts guided by that particular athlete. Training is about to change.