The Cold Rolling Massage Therapy to help reduce joint inflammation and muscle pain. The Polar Roller features a high quality stainless steel massage orb filled with a non-freezing alcohol based liquid that provides long lasting cold massage therapy. The Polar Roller will not become a melted wet mess like traditional ice therapy and can be reused time and time again. This will become your go to recovery tool for chronic painful areas such as shoulders, elbow & forearms, and feet.