Standard white foam rollers are economical, easy to use, and versatile * Perfect for positioning, balance, postural and muscle re-education, spinal stabilization, body awareness and coordination, and ranging and strengthening activities * A Half round foam roller is a great tool for ankle stretching and knee rehabilitation * Foam rollers can be used alone or with other exercisers such as Cando exercise band, tubing, weights and balls * Measures 6" diameter by 36" length