The leg massager stimulates the acupoints, massages all the acupuncture points on the feet, relaxes the organs of the body, and discharges toxins. This will allow you to relax better, have a good night's sleep and a healthy body. Biancat TherMoxa Wool Graphene Self-Heating Knee Wrap create a thermal sensation without the need for preheating or electricity. Build up heat from your legs and stay warm without escaping outside. Biancat TherMoxa Wool Graphene Self-Heating Knee Wrap are based on acupoint massage and use multi-directional leg massage to provide users with foot massage, leg massage and acupoint stimulation. This mugwort self-heating knee brace helps effectively stimulate blood and lymphatic circulation in the body to relieve varicose veins and reduce fluid build-up and cellulite in body tissues. At the same time, it can help human organs to discharge harmful wastes, relieve human fatigue and mental stress, and fully relax the body. It can help relieve a heavy day's leg pain. You can even wear it at work. OUR GUARANTEE We are confident that we offer some of the best products on the market. Therefore, we provide a 30-day guarantee. We will make every effort to ensure that you are completely satisfied with your purchase. Online shopping can seem daunting. We want you to know that there is absolutely zero risk of purchasing something. We won't make it difficult if you don't love it. We offer email and ticket support 24 hours a day, 7 days a week. If you require assistance, please contact us. Please contact customer service if you have any problems with your purchase.