Black Mountain Products Peanut Stability Ball With Pump, 10 1/4inH x 5 1/2inW x 7 1/4inD, Black

Use this stability ball to exercise core muscle groups, such as your abs, back and hips. The dense walls offer increased support and retain its shape, even after extended use. Use to train and strengthen your core, balance and agility while performing exercises that target your abs, back, glutes, hips and arms. Can be used as an exercise ball, or as your office chair for all-day exercising. Dense walls provide support and stability while maintaining its shape. Rated to hold up to 1,000 lb of static weight. Includes pump. Backed by the manufacturers full lifetime warranty.