Kanewell Twin Adjustable Saddle Stool, Leather (Tall) Improves back posture and enables virtually effortless movement about a work space Patented split-saddle reduces pressure points and improves airflow for a cooler and more comfortable experience, especially during longer periods of concentrated work. Meets CA TB117 flammability requirements and BIFMA safety standards. Genuine top-grain leather upholstery is extremely durable and naturally flame-resistant. Short: 4'9" - 5'4" (21" - 26") -- Medium: 4'11" - 5'11" (22.5" - 30") -- Tall: &gt; 5'10" (27" - 37")