Top-of-the-line ergonomic seating. Breathable mesh seat and back provides an incredibly cool and flexible seating experience without sacrificing strength or durability. All heavy-duty steel components for a smooth, solid feel. Premium knee-tilt 2-to-1 synchro tilt mechanism reclines the back 2° for every 1° of tilt applied to the seat. Additional full function ergonomic features include adjustable padded armrests, adjustable lumbar support and tilt/tension control with forward tilt lock for computer intensive applications. Deep gunmetal frame finish gives this chair a definite high-tech edge. Seat measures 21-1/2"W x 20"D. Backrest measures 20-3/4"W x 24-1/2"D. Ships unassembled. PRICE INCLUDES SHIPPING! Please allow 1-2 weeks for delivery.