Armband for iPod touch AND Sensor Case to hold Nike+iPod Sport Kit Sensor (Bundle works with 2nd, 3rd or 4th generation iPod touch) This bundle includes: (1) Tune Belt Sport Armband for iPod touch (4G, 3G, 2G) and (2) Tune Belt Sensor Case to hold the Nike+iPod Sport Kit Sensor Sensor case securely attaches around shoe laces to hold Nike + iPod Sport Kit Sensor (sold separately) Armband has a cord flap to securely store and manage the earphone cord Armband has clear, protective window cover with full navigational control Comfortable and flexible armband adjusts to fit arms 9" to 17" and an Armband Extender is available for larger arm sizes (see EX3 sold separately); Reflective logo for nighttime safety