Use this drafting chair to stay comfortable and focused. The mesh-back office chair allows you to breathe, and it features built-in lumbar support. The height-adjustable chair lets you find the right position. Overall Dimensions: 49-3/4H x 24-3/4W x 22-3/4D. Weight capacity tested to support 275 lb. Thick mesh seat and back with built-in lumbar support. 1-touch pneumatic seat-height adjustment. Padded flip arms. Frame features an adjustable foot ring and dual-wheel carpet casters. Swiveling design. Assembly required. Backed by the manufacturers 1-year limited warranty.