The trident cantilever visitors chair is a contemporary piece featuring a medium mesh back and a steel cantilever chrome frame complete with a stylish sculptured black nylon detailed mesh back with integrated lumbar support to add great comfort a generously proportioned posture curved seat with pronounced waterfall front makes for a comfortable sitsteel cantilever framearmrest for extra user comfortsuitable for use in both meeting and boardroomsdimensionsseat width 520mmseat depth 500mmb