Calf Massager Single Pc | 110100CLFMCalf Massager is designed for all kinds of people who suffer from various leg calf problems like calf swell, muscle soreness, sports injury, etc. By building in PMAfenix Graphene Heating System, it provides with far infrared hot compress therapy and massage for leg and calf with multi layer air bag design for wairwave pressure, 3 massage modes & 3 heating levels, 15 min timing automatically, built in 2000mAh battery and type C USB for charging. "