esthology rolling equipment cart esthology this durable cart is constructed from heavy-duty, powder-coated steel. the upper tray lies on a flat, horizontal angle and features a lip around 3 sides to keep your equipment and supplies safe and secure. a wide-angle base with four non-marring casters makes this stand stable and easy to move. the entire frame is coated in a sleek white finish, and the removable lower instrument basket includes a plastic tray that lifts out. at 31.5", this stand is at an ideal height to use either sitting or standing. only minor assembly is required.