ESE-WC-2232: An Ergonomic Work Chair is a wonderful asset for workstations across a variety of commercial environments. With a polyurethane material and steel construction, the stool is comfortable and easy to clean. The height adjustment feature gives the user the ability to lower or raise the chair to the perfect position. Plastic casters are included for quick movement in the work area. Hardware included, assembly required. ESE-WS-1927: An Ergonomic Work Stool fits perfectly into a variety of workplace settings. With a steel construction, the stool is comfortable and durable and easy to clean. The height adjustment feature gives the user the ability to lower or raise the stool to the perfect position. Plastic casters are included for quick movement in the work area. Hardware included, assembly required.