Dear buyer, please note:
If your knee circumference is wider, please choose L size, it is not easy to cause damage to the product, thank you
1. Pregnant women and those with serious heart and brain diseases are prohibited
2. People with bleeding or bleeding tendency are disabled
3. Do not touch the watch or easily magnetized objects with the product to prevent magnetization
4. The washing water temperature does not exceed 30 degrees, please use neutral detergent, do not iron, do not filter and rinse
