The black heavy duty plastic frame adds 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. Arms are stationary in a fixed position Furnish you office or home office in comfort and style with this high quality office chair. 83.5" H x 24.75" W x 24" D
