The high quality steel frame and construction and add durability, strength and support to the design. Cultivate a healthier posture this chair that lets you instantly fine-tune the height of your seat according to the height of your table, so you can minimize slouching and posture-related ailments such as neck/shoulder strains and backaches. Armrests are padded for maximum comfort. The design includes lumbar support, which improves healthy posture and keeps the spine in the correct alignment. Designed with a combination of practicality and good looks, this chair is just what you need to complete your office or home office. 37.21" H x 21.26" W x 25.6" D