A, Executive mid-back office chair B, Durable Synthetic Leather C, Chromed steel finshed. D, Seat height adjustment Flash Furniture Mid-Back Leather Office Chair Black LeatherPlus Executive Chair1, Mid-back leather swivel chair.2, Pneumatic seat-height adjustment, 360-degree swivel3, Ergonomic office chair with lumbar support.4, Heavy duty chrome finished base5, Oversized Dual Wheel Carpet ...