TheBody Train Mary Jane Womens Toning Shoes is an athletic toning shoe that keeps you in line to reach your fitness goals. The Barrelinas shoes features more resistance: BodyTrain activates leg muscles an averahe of 11% more than traditional walking shoes. Lightweight: Weighing in at 7.2 ounces (205 grams) one of the lightest toning shoes on the market. Beveled heel: Maximizes leg extension in each stride. Your heel is immediately compressed creating resistance and increased activation in hamstring and calf muscles. There could be your best choice!