Black Leather High Back Executive Office Chair w/ Massage Seat Size: 20''W x 18.5''D Seat Height: 18'' - 22''H Back Size: 20''W x 24.5''H Arm Height: 8''H From Seat 26''-30''H From Floor Overall Dimensions: 24.5''W x 20''D x 40.75''-44.75''H