Customized to fit your body every time you sit down. The futuristic design distributes weight evenly over the seat and back of the chair, conforming to each user’s body posture. The all-steel frame offers strength and rigidity, while polyester/rubber seating gives ample resistance and flexible support. Next-generation banded design allows for unobstructed air circulation to all of the chair‘s contact surfaces, providing a balanced and cool seating environment even after hours of use. Supports the natural curvature of the spine for healthy posture and superior comfort. Five-star base with casters. Pneumatic seat height adjustment, 360° swivel. Tilt tension, tilt lock and posture lock. Dual-clutch posture control. Hip pivot motion. Adjustable T-bar arms are made of plastic covered, polyurethane padding over a steel pipe. Seat: 19w x 19d. Back: 19w x 19-1/2h. Overall height 35" to 38-1/2". Meets or exceeds ANSI/BIFMA Standards. Manufacturer’s two-year limited warranty. Shpg. wt. 42 lbs. Casters supplied with the chairs are not suitable for all floor types. Alternative casters are available to meet your specific needs.