JFIT Stability Ball

Anti-burst ball is made of a new material that is stronger than ever, holding up to 2200 lbs. The burst resistant material allows the ball to slowly deflate if punctured, minimizing the chance of injury. Specifically target your abs, back and glutes. Strengthen and tone your entire body by working your muscles in a completely new way by giving constant resistance from every direction. Great for people of all ages, and all fitness levels. Comes with a pump and an exercise guide. Exercise Ball Size Guidelines: 18-inch (45 cm) for users between 4' 6" and 5' 0". 22-inch (55 cm) for users between 5' 1" and 5' 7". 26-inch (65 cm) for users between 5' 8" and 6' 1". 30-inch (75 cm) for users between 6' 2" and 6' 6". 34-inch (85 cm) for users 6' 7" in height and taller. Safe, versatile, and fun to use, this Professional Grade stability exercise ball from J Fit is a great way to work out in the comfort of your home. This anti-burst ball is made of a new material that is stronger than ever--holding up to 2000 pounds. And if it ever does get punctured, the ball slowly deflates to minimize the chance of injury. Specifically targeting your abs, back and gluts, the exercise ball strengthens and tones your entire body by working your muscles in a completely new way by giving constant resistance from every direction. It's a great exercise tool for people of all ages and all fitness levels. An air pump and exercise guide is included. Exercise Ball Size Guidelines 34-inch (85 cm): For users 6' 7" in height and taller 30-inch (75 cm): For users between 6' 2" and 6' 6" 26-inch (65 cm): For users between 5' 8" and 6' 1" 22-inch (55 cm): For users between 5' 1" and 5' 7" 18-inch (45 cm): For users between 4' 6" and 5' 0"