Alera Elusion Series Mesh Mid-Back Swivel/Tilt Chair, Supports Up to 275 lb, 17.9" to 21.8" Seat Height, Black

Ergonomic design adjusts to fit multiple users. Cool, breathable mesh back. Contoured seat cushion with waterfall edge to help relieve pressure on legs. Height- and width-adjustable arms with soft polyurethane pads. Five-star base with casters for easy mobility.