The barcelona deluxe fabric office chair has an array of adjustability to assist you in finding your optimal working position the chair is upholstered in a choice of coloured fabrics and is tested for 24 hour usage upholstered in fabric 3 lever multi function mechanism adjustable back seat and tension large seat and back suitable for 24hour usagemeasurements seat width ndash 510mm seat depth ndash 510mm seat height ndash 490 580mm back width ndash 500cm back height ndash 630 710mm