The toughest ball on the market. With an anti-burst rating of 580lbs, this stability ball is built to last while you carve out a strong core. The COREFX Anti-Burst Ball is great for a wide variety of stability exercises and workouts. This stability ball comes in two different sizes, 55 cm and 65cm in diameter and are 100% free from latex, lead, and phthalates!
*For more info check out COREFX.CA