Size ：(L) 14 * 17 * 3.5cm / (S)12 *16 *3.5 cm
1. The wear-resistant nylon material.
2. Two bags can carry your personal item for waller,mp3,ID card, keys and some cash ,so on...
3. The high coefficient of reflective strip can increase traffic safety at night..
4. Velcro fixing system.
5. Top pocket for cell phone ,MP3,MP4.