Fitness: Get a fitness waist support brace. Sizes: Choose from medium, large, XL or XXL. Shape and define: The waist cincher shapes the tummy and defines your waistline. Waist trainer: Use to allow toxins and impurities to exit the skin, while mobilising fat cells. Versatile: Great for use in the gym, out running, during yoga, cycling and much more! Fitness Waist Support Brace | Living Social