This 65cm Viavito gym ball is suited to those seeking the ultimate in quality! Made from 1700g of high-grade, non-toxic PVC, this heavy-duty gym ball is the right size for users between 168cm (5\'6\") and 178cm (5\'10\") in height. To ensure the perfect fit, it’s supplied with a hand pump and a specially designed tape measure for correct inflation. Anti-burst rated at 500kg, this gym ball is suitable for use (indoors) in all homes as well as in professional studios.