Premium Grade Leatherite Upholstery with cushioned seat and back,Polished Aluminium Armrests with Leatherite upholstery,Polished Aluminium 5 Prong Base for longer Life,Smooth Glide Carpet Castors, Ideal for carpet or wooden floors,Tilt Mechanism provided with 4 position lock and a knob to increase or decrease the backrest tilt tension