This is the therapeutic thigh wrap that vibrates to help stimulate blood flow in the quads and provide drug-free relief from pain and stiffness. Suitable for helping treat pain associated with muscle cramps, sprains, injuries, or other leg discomfort, the wrap has strategically placed nodes that provide a gentle vibration to help massage away pain, reduce inflammation, and improve flexibility. With three levels of massage intensity. Recommended for 20- to 30-minute treatments, two times a day. Charges via USB; a full charge provides up to 40 minutes of power. Black. One wrap.