Continuous flow cold therapy systems for post surgical treatments and sprains and aches. This system is ideal for the sporting member of your family to apply cold pressure to the injured area. Great for that sporting kid who goes home with swollen ankle of knee. The circulating system. draws cold water from an ice bath through a soft pad which is applied to the injured area using wrap around velcro - replacing other cold compresses used in the past with ice bags, frozen peas etc. A must have for active people