Adjustable lumbar support. Contoured leather seat and mesh back. Dual function control with free float, adjustable tension and infinite lock. Padded adjustable arms. Gunmetal gray finish metal base and accents. Seat: 21-1/2w x 21d. Back: 21-1/2w x 24h. Overall height: 44-3/4". Shpg. wt. 56 lbs. Assembly required. Casters supplied with the chairs are not suitable for all floor types. Alternative casters are available to meet your specific needs.