Merrithew Fitness Circle Pro

The Fitness Circle^® Pro is a must-have for all Pilates instructors. Used on a mat, the Reformer, or other equipment, this portable piece helps maintain proper alignment and increase proprioceptive awareness. Made of sprung steel, the Fitness Circle Pro is made to withstand continuous, high-intensity studio use.
Add resistance for upper and lower-body exercises—the Fitness Circle Pro improves muscle tone and is great for problem areas that are hard to firm up: inner and outer thighs, upper arms and chest.

The 12 inch version provides a firm resistance and is recommended for people up to 5 ft 4 in (163 cm) tall.

The 14 inch version provides a firm resistance and is recommended for people 5 ft 5 in (164 cm) tall and up.