Got this chair in early May 2020 for working from home, but used it a couple times only. Past the return window and getting a better chair, so selling it now. This Hyken black technical mesh task chair features a headrest and built-in lumbar support. Featuring a sleek, modern design, this Hyken technical task chair makes a handsome addition to any contemporary office setup. Task chair is a smart addition to any office space Black mesh upholstery allows air to circulate This chair provides lumbar and head support Overall dimensions: 45.3 - 49.8"H x 27.2"W x 27.3"D Seat dimensions: 19.3"W x 16.5"D Back dimensions: 16.2"W x 23.2"H Height-adjustable arms for supporting your forearms Multi-tilter with adjustable tension control for comfort Maximize your seated position with changeable height and tilt and adjustable arms and lumbar support This chair can safely support a user who weighs up to 275 lbs. for a full work day