Easy-to-use device is designed to massage muscle tissue. It encourages increased circulation to muscle fibers before exercise, and disperses lactic acid after workout, while diffuses muscle stiffness and knots. 3 sizes sold separately to accommodate all body types. Includes instruction sheet. 2 pounds each. 24 inches long with 15 rotating spindles designed for individuals with average body mass. Since 1986, Power Systems’ passion for fitness has been fueled by our customers. Power Systems is committed to ensuring people have the tools to lead active lives with professional-grade products, cutting-edge educational materials, and elite customer service. “Power Your Potential” is the philosophy that guides everything Power Systems stands for.