You dont always have to use weights to tone, trim and tighten abdominal, lower back and leg muscles. Keep your entire body in shape by practicing stability exercises with Everlasts 65cm Pro Grip Fitness Ball. This burst-resistant fitness ball inflates up to 65cm, making it an ideal size for most active lifestyle enthusiasts. Its textured surface allows you have greater control over the simple to complex moves you execute on the ball. Incorporating this piece of equipment into your regularly scheduled workout will give you the variety and muscle-burning youve been looking for. The included two-way action pump helps the ball inflate faster than other fitness balls.