This Techni Mobili Modern Mesh Task Chair features a height adjustment mechanism and heavy duty nylon base. With locking tilt control and an adjustable tension knob, you can configure this stylish chair to your liking. This racer style chair is made of durable nylon with a comfortable padded seat upholstered in breathable mesh fabric. The 5 star nylon base features locking non-marking casters. This chair can fit users up to 200 lbs.