b'Ultra-FitUltra-Fit Circle Mini Circle Smaller ring size facilitates betterLightweight, durable, flexible leg alignment and makes it easierplastic in rubberized shell. to handle during exercise. 12"padded handles inside and out. (30cm) diameter. Resistance approx. equal to 3 Positions feet directly under hips3-band Spring Circle. Outside for improved leg alignment diameter is 15" (38cm). Larger size enables user to put legs (or 3 Lower resistance works well forarms) inside circle for greater all fitness levels diversity of exercise options.15083|$30 US 14607|$35 USSee pilates.com for other Ring options.76'