The Saddle can be used by young and old, by large or small as one size fits all. Unlike alternative designs, the Saddle is injection moulded as a single component for simplicity, durability and low cost. Encourages a posture similar to that of horse riders. Especially suitable for tasks requiring repeated movement. Prevents excessive strain whilst twisting to perform activities. Ideal for use at computers, at meals or for tight auditoria. Promotes a balanced and upright posture. Compatible with a wide range of work surface heights. Reduction in back pain. Stores usefully under a desk or table.