The molded industrial grade black plastic is durable, strong, and resists moisture cultivate a healthier posture this chair that lets you instantly fine-tune the height of your seat and back as needed, so you can minimize slouching and posture-related ailments such as neck/shoulder strains and backaches. Arms are stationary in a fixed position the design includes lumbar support, which improves healthy posture and keeps the spine in the correct alignment. Furnish you office or home office in comfort and style with this high quality office chair. 37-inch H x 26-inch W x 25-inch D
