This massage ball is an exceptional tool for rehabilitation facilities, as well as for sport-specific training needs. It offers stimulation feedback while relaxing fingers, legs, feet, and other muscles. The massage ball is ideal for yoga and fitness classes, the fitness exercise ball help you increase your flexibility while strengthening and toning your muscles--especially your core. The best exercise ball features a durable anti-burst construction, with a soft rubber surface that supports and cushions your body. The massage ball is perfect for exercises, stability and balance workouts, and even as a replacement for a flat bench for chest and shoulder presses.