The 55cm Duraball Exercise Ball is ideal for users under 5'-8" tall for a variety of abdominal and core exercises. Better and more versatile than any ab machine on the market, the Duraball can also be used with cable crossover machines, functional training machines or any home gym with a cable station.

Use the Duraball to add variety and effectiveness to your free weight training program by using your dumbbells and barbells on the massive 2200 lb. load rating and 1000 lb. burst proof rating.

• Strongest exercise ball on the market
• Burst rated up to 1000 lbs.
• Load rated up to 2200 lbs.
• Can be used as a chair by underinflating
• PVC based material (not latex that can cause allergic reactions)

Size: 55 cm ball is ideal for users 5'-8" and under

Weight Capacity: Burst rate up to 1000 lbs. and load rate up to 2200 lbs.

Material: PVC based material (not latex that can cause allergic reactions)

Targeted Muscle Groups: Abdominals, Chest, Arms, Back, Legs

FitterFirst Full Factory Warranty. The warranty applies to the original owner for in-home use only.