Office room chair 1. high quality,special desigh. 2. Stoving varnish armrest and base 3. Tilt mechanism 4. BIFMA gaslift office room chair,office chair,manager chair,executive chair,leather chair * Colour: black. * Stoving varnish armrest. * Made of a 350mm stoving varnish base *five durable PU castors * Conventional tilt mechanism * 100mm Gas lift for easy height adjustment.