Therapist's Choice Muscle Roller Stick 3000 Spiky Balls Massage Roller Stick is ideal for massaging larger areas of the body such as back, shoulder, waist, neck, thigh, feet, arms, etc. In addition, it can also target specific trigger points. Use to stimulate blood circulation, relax and relieve tense muscles. Great for self massage. Perfect for athletes, tennis players, runners, sprinters, marathoners, gymnasts, fitness trainers and trainees, yogis, and even beginner athletes. Targets pressure points, Increases circulation, Alleviates sore muscles, Ideal for relief of sports-related injuries or strains, Relieves stress & muscle tightness