This armband is part of the Fast Lock series. It is a secure accessory for you to use it when doing outdoor activities (Running, jogging, etc.) . We take comfort, quality and design to a new level. When use with our special fast lock holder (for universal smartphones); you can easily mount your smartphone on your arm for quick release and lock.

1.It is a secure accessory for you to use it when doing outdoor activities (Running, jogging, etc.)

2.you can easily mount your smartphone on your bike for locking and release