Product Description:
1) Used when walking, jogging, and cycling, etc.

2) Can silk screen printing customized logoes or promotional words on the surface.

3) Functions:

A) Hold the reflective surface upward and hold tightly one end of

The reflective band

B) Tap the wrist / ankle gently to let it wind around

C) To straighten unwind the strap and stretch it until it makes a

Sound like a "crack"