Grantwood Technology Shoe Pouch for Nike iPod sensor - black
Who remembers the Nike+ iPod Pedometer? Went in your shoe under the insole and connected to your iPod via a separate 30-pin dongle. : r/RunningShoeGeeks
Today in Apple history: Nike+iPod Sport Kit puts fitness tracking in pockets
Nike SportWatch GPS Powered By TomTom with Shoe Pod Sensor Black/Anthracite 1JA0.017.01 - Best Buy
Nike Apple Foot Sensor Pod Running Model A1193 Shoes Sports | eBay