Harness the power of cooling therapy with this Gaiam Restore Cold Therapy Massage Roller Ball. Made from innovative cold gel technology that allows the massager to retain its temperature for up to 20 minutes. The ergonomic handheld massager features a stainless steel massage ball with an easy-glide design for 360 degrees of smooth rolling. The comfort-grip base makes it easy to hold and the small size means it can go with you for relief anywhere. Cooling therapy massage is ideal for reducing inflammation, soothing sore muscles and alleviating pain for a faster recovery. Overall length is 4 inches. Made from PVC and stainless steel.