The lock is incredibly flexible & features a 90cm long vinyl coated twisted steel cable. The lock is incredibly flexible & features a 90cm long vinyl coated twisted steel cable, allowing it to secure quick release components such as wheels or saddle rails. It is a lightweight & compact size that makes it easily portable, & able to be carried in a pocket or a saddle bag. It is a great solution for times when you need to lock your bike for a short amount of time, or even just to secrure around several bikes while on a cafe stop. The lock has a retractable cable which retracts back inside the housing & can be secured in place using a four digit combination lock, that has the ability to be reset. Retracts into housing for easy storage Perfect for your pocket Recommended for quick release components & accessory lock up Description by Mike, Rutland Cycling Web Team.