Upgrade your office space with this modern ergonomically designed mid-back office chair in a classic black finish. BIFMA certified for commercial or home use, this stylish and extremely comfortable chair has a supportive curved back for a superior posture, a thick cushioned seat upholstered in a durable and breathable commercial grade black nylon mesh fabric, with high quality grooved arm rests for added appeal. The convenient side lever allows you to easily adjust the seat height between 18"-21"high, with a tilt back free/lock-in mechanism. The 5 nylon hooded castors on a sturdy base easily glide across a floor or low pile carpet for quick mobility. Easy to assemble and maintain, you deserve to be sitting comfortably and in style as you work hard to finish your tasks!Features :- Finish: Black- Material: Mesh, Polypropylene, Nylon (base & castors), Foam- Back and seat upholstered in durable commercial grade black mesh fabric with a thick cushioned seat- Ergonomic curved back rest and groved arm rests to provide a comfortable posture- Convenient lever for adjustable seat height with lock-in/free tilt back mechanism- Overall Product Dimensions: 40" H x 27" W x 25" D- Weight: 27 lbs.