Good habits start early, and with the colorful Crazy Safety bike lock, children learn how important it is to protect their bike. The lock is the perfect companion for your first bicycle. With this small and handy lock, you can avoid the hassle of having your belongings stolen. The lock is easy to carry and weighs almost nothing. The 4-digit bike lock with a fixed number combination is simple to use and easy to remember, making it the perfect choice for your children or yourself. The lock can also be used to secure your bike helmet to your bike, your school locker, or many other items. The Crazy Safety bike locks are available in 7 different colors, and with a compact size of 20 x 24 cm, the lock is a very practical item.