Sturdy polymer seat and back with lumbar support and chrome-plated steel frame. Convenient grip in back for easy transport. Meets or exceeds ANSI/BIFMA standards. The HONŽ Limited Lifetime Warranty. 17-3/4" seat height; 19-1/8w x 21-5/8d x 30-5/8h. Shpg. wt. 57 lbs. FOUR CHAIRS PER CARTON.