Flash Furniture, XU-60153-BK-VYL-GG, Hercules Series Heavy Duty Stacking Chair, 550 lb. weight capacity, vinyl upholstery, 5/8" thick plywood seat, contoured cushions, 3" thick CA117 fire retardant foam, stretcher bars, ganging bracket, plastic bumper guards, 18 gauge 3/4" square tubular steel frame, silver vein powder coated frame finish, plastic floor glides, stacks up to 12 chairs high, black (in stock items usually ship within 24 hours)