The Moen Tool-Free Shower Chair is a bathtub seat or shower chair designed for use by individuals with balance, mobility, or lower extremity disabilities. This height-adjustable chair assembles without tools and has a collapse-resistant leg design, a contoured seat back, and a non-slip seat surface with built-in drainage system. DIMENSIONS (WxD): The seat is 22 x 19.25 inches. The height adjusts from 15 to 21 inches high. The overall footprint is 18 inches. CAPACITY: 300 pounds. WARRANTY: Limited lifetime warranty.