Allows you to use the Nike + iPod system with nearly any running or hiking shoe (just need laces);Lightweight and washable;Quickly and easily attaches around shoe laces to securely hold the Nike + iPod Sport Kit Sensor;Nike + iPod Sport Kit or Nike Sensor or Training Shoes not included

• Sensor Case for Nike+ iPod Sport Kit Sensor - SC1
• Black/Silver

Sensor Case for Nike+ iPod Sport Kit Sensor - SC1Tune Belt