Molded from black high-end industrial plastic for strength and durability. Cultivate a healthier posture this chair 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. Furnish your office or home office in comfort and style with this high-quality office chair. 36-inch H x 20-inch W x 24-inch D