1. It is made of safe and environment-friendly silica gel which is environmentally friendly and non-toxic.
2. The lock is die-cast with zinc alloy material and processed with electroplating and oil spraying on the surface which is harmless to human skin environmentally safe and non-allergic.
3. The design of the wristband is ergonomic strong and durable moderate in softness very comfortable to wear and the size can be adjusted according to the situation of the individual wrist.