Thera Cane is a therapeutic massager that allows you to apply pressure to treat muscle dysfunction. Eliminate painful knots in your muscles on your own. Easily apply deep pressure massage on hard to reach muscle groups. Precision control facilitates stress and tension relief without drugs. Soothing, penetrating massage helps muscles recover faster from overexertion. Empowers the user to achieve affective pain management independently. Safe to use in a hot tub or shower.