**Important Notice** – Due to a recent change at the factory the head and lumbar cushion you receive may be all black and not colour coded as per the photos. We apologize for the inconvenience.

The Formula Series is ideal for persons that range in height from approximately 5’3″ to 5’9″ and weigh from 110 to 180 lbs. Ideal body type is a narrow to medium build, i.e. – narrow to medium shoulders and narrow to medium waist, hips and legs. The seat pan has bolstered sides created by the internal steel frame. If you have large thighs the seat may feel too narrow.