Fitness ball/Exercise ball/Yoga ball/Gym ball/Pilates ball. Regular, Anti-burst, Transparent and other kinds. 30 ~ 100 cm. Fitness ball/Exercise ball/Yoga ball/Gym ball/Pilates ball.Regular, Anti-burst, Transparent, Big sicker, Non-longitude, Duraball, Rainbow, Mini size, Cloth cover, Knightheads designs, Jumping ball; Made of regular PVC or anti-burst PVC material; Tested by 300kg weight ( ...