1.Lightweight
2.Long life for using(at least 3 years)
3.Low costs
4.Easy to take

 feature:  type: charm, digital , fashion , sport Silicone watch is not only a fashional, but also healthy product, it is suitable to all people to wear. The designs are fashional and it can be worn whenever,whether you are sit or run. Wearing it, you will feel mental and muscle relax, besides, it will improve your exercise function. Negative Ions of the materials can modify your body's natural electricity. So many colors ,sizes and designs that you can choose any you like. Size:170mm,180mm,190mm Out diameter are available; Let's know your need, we will provide you the  all  satisfying service.