£2 PER WEEK: ONLY AVAILABLE WHEN HIRING MAIN FITNESS EQUIPMENT ITEMS. Exercise center ball, with a perfect distance across of around 75cms, built utilizing additional solid plastic intended to withstand critical weight and hold up against the danger of blasting or cut amid schedules. These rec center balls, once in a while alluded to as activity balls, can help you to condition your body, and push your muscles to work harder by drawing in the center gatherings that work to look after parity.Free delivery.