Retro inspired but modernized for today's office space, this contemporary mid-back office chair in classic black brings instant style to a room. This BIFMA certified swivel office chair, upholstered in durable and breathable polyester and nylon blend fabric, has a convenient lever to adjust the seat height and a lock-in/free tilt mechanism so you can sit back and work in ultimate comfort. The curved back, thick cushioned seat, and sleek armrests support long hours of sitting. With 5 hooded nylon castors for easy mobility, this easy to assemble office chair sets up your work area in no time!Office chair BIFMA standard for home or commercial useAdjustable seat height with tilt back lock-in/free mechanism for supreme comfortUpholstered in durable and thick black polyester/nylon materialCurved fabric back with thick cushioned seat for comfort5 hooded nylon castors on a sturdy metal base for easy mobility