Merax Ergonomic Mesh High Back Home and Office Chair with Headrest and Lumbar Support Reclining Office Chair Ergonomic high back mesh chair, designed to provide exceptional back support and to prevent body heat and moisture build up Pneumatic seat height adjustment, adjustable headrest support and adjustable tilt tension control High quality PP armrest, metal base and Nylon Casters 90-120 degree back angle adjustable, also can rock from back and forth Weight capacity is 225 pounds