The Modrest Chamber Modern Grey Office Chair features an ergonomic design in solid wood frame with high-density foam. Upholstered in smooth grey leatherette, it features high non-adjustable lumbar support back, padded headrest and comfy chrome armrests. Built with a gas-lift mechanism, seat height is adjustable making it ideal for tall persons. Extended use is supported by its tilt control-tilt backwards lockable feature while the swivel mechanism and 5-point aluminum rolling base with chrome hooded castors support ease of facility. This modern office chair tolerates a 550-lb. maximum weight capacity and has a dimension of W26" x D22" x H45/48", requires assembly and has a 5-year warranty.