2x Self Heating Knee Support Brace Arthritis Warm Massager Pad Joint Pain Relief. Easy to use: Wear the knee pad on your knee and heat it up within 20 minutes. Self-heating mode: The new self-heating knee pad will provide natural heat to the knee area through magnetic therapy, help relieve the pain of the knee joint, and relax the stiff and sore muscles around the kneecap.
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