Strengthen your core, improve your posture, and enjoy your exercise routine with the Valeo 55-Centimeter Body Ball. The ball comes with a wall chart illustrating a step-by-step exercise program for easy learning and with a high-volume air pump so it is easy to inflate and deflate the ball. Whether you use your body ball for specific exercises, as a desk chair alternative, or for stretching, you are sure to enjoy the high-quality construction and great performance of the Valeo Body Ball.