BESTEK 60cm/26 inches Strength Exercise Stability Ball Gym Balance Ball Balance Chair Fitness Chair Stability Ball Chair Pregnancy Ball Made from EU approved phthalates free PVC, eco-friendly, sturdy and anti-burst. Used as the exercise ball, balance ball, stability ball, fitness ball, etc. Great for gym or home exercise. Comes with a foot pump for inflating the ball. Easy to pump a ball. Balance ball rated up to 330lbs/150kg. Big Size: 65cm/26".