The Ultima Medi stool with back support features an anatomically padded and upholstered seat upholstered in anti-microbial medical grade vinyl and memory foam for extra comfort. It has gas lift height adjustment and a curved backrest to ensure support and to help maintain correct posture whilst sitting for long periods of time. The Ultima also features a durable chrome five star base and gaslift and is fitted with 65mm professional roller wheels for easy movement.