Authentic Herman Miller Remastered Aeron Size C Polished Aluminum Office Chair. Adjustable arms: Up and down. PostureFit SL pads adjustment for your back support. Adjustable backward recline with locking capabilities. Adjustable tilt mechanism with varying tension that delivers increased comfort and support. Minor signs of wear. Mesh in perfect condition. Everything working as it should. It’ll be easy to put it back in less then 5mins.