The xenon is a design inspired chair that offers contemporary design and a high quality finish at outstanding value quality knee tilt mechanism with tilt tension adjustment stylish design nylon fixed armrests brushed aluminium 5 star base sleek and low profile design high density moulded foam seat and backrest provide great comfort integral contoured lumbar support measurements seat height ndash 450 520mmseat width ndash 500mmseat depth ndash 470mmoverall height ndash 940mmoverall widt