Core Exercise Ball

These anti-burst core exercise balls have a measure of 65 cm and can tolerate up to 1200 pounds. Furthermore these core exercise balls are built with a thick skin, then if they are punctured, they don't pop, and you can work with heavy weigths without worries. When you buy a of these core exercise ball, you also receive a dual-action pump of 9 inches. Available colors: periwinkle blue, grape and black silver