Soothing Heat Provides Welcome Relief for Tight Lower Back Muscles. This new model from Back on Track provides more support then their regular back brace because of the extra elastic straps on each side, that allows you to adjust the tightness of the brace. State-of-the art fabric contains ceramic powder and works with your natural body warmth to provide a gentle warm welcome relief for tight lower back muscles. The ceramic powder reflects your own body warmth and creates a soothing far infrared thermal warmth.Machine washable Use normal detergents that do not contain bleach or fabric softeners. Air dry only, do not tumble dry. Black Only
For sizing, measure around waist.
Small 23½" - 33½"
Medium 29½" - 39¼"
Large 33½" - 43¼"
XL 39¼" - 51"