Nike+ AirMax

Nike+, which measures and records the distance and pace of a walk or run. It is a small transmitter device attached to or embedded in a shoe, which communicates with either the Nike+ Sportband, a receiver plugged into an iPod Nano, or directly with a 2nd Generation iPod Touch (or higher), iPhone 3GS, iPhone 4, iPhone 4S, iPhone 5, iPhone 5C, iPhone 5S, or a Nike+ Sportwatch. Worn a handful of times// some scratches on the clear sides of the shoe// reflective material on the shoes for nighttime