The STK Fusion™ combines a handheld massage stick and hands-free stands into a customizable recovery system. The versatility of the STK Fusion™ enables you to massage both the upper and lower body including biceps, triceps, lats, calves, hamstrings, quadriceps, hips and back. Use as a hand held massage tool for your desired amount of targeted muscle compression. Place in the stands to get deeper into the muscle tissue. For maximum benefits, use the green massage balls before workouts and the blue CHARGE™ rollers after workouts.