Get an ultra-portable, heated rolling massage that's key for muscle recovery and elasticity with the GoFit Roll-On Massager. The Thermal Roll-On Massager is like a rolling heat pack, targeting trigger points and kneading sore muscles after workouts or any of life's activities. With the same no-slip, rubbery grip as the classic Roll-On Massager, the Thermal Roll-On Massager has a stainless steel roller ball that stays toasty warm while it rolls. Product Features Trigger point massage with smooth rolling heat Stainless Roller Ball stays warm Ball threads quickly together for use Comfortable, soft rubber grip fits in your palm Smooth roll-on action Microwavable, thermal inner ball technology for easy heating Soft TPE rubber exterior is easy to grip and is insulated from heat Highly portable and compact Roll-On Massager Size: 3" x 3" Thermal Roll-On Massager Assists with: Shoulder & Rotator Cuff Pain, Carpal Tunnel, Tennis Elbow, Plantar Fasciitis, and much more