Lorell Hi-Back Executive Chair, 26-1/2 by 29 by 45-1/4-Inch to 49-1/2-Inch, Black Leather The chair's ergonomic design promotes lower back comfort Frame has padded leather arms with an open loop design and aluminum, five-star base with plastic scuff guards and casters 4-1/2" thick seat cushion size is 22-1/2" wide x 21" long