Dimensions of the office chair：A 16.5*14 inch seat cushion plus a 14.6*9.3 inch backrest provide you with more comfort.The chair height can be adjusted from 19.2 inches to 25.3 inches to meet your height needs.New widened and reinforced task chair:The width of the five-star base is 23.6 inches, with a larger chassis, making it more stable.Fashionable vanity chair:The cushion with grid stitch design is not monotonous, more fashionable, and can adapt to various styles.Rooling chair is made of PU leather, it is waterproof and easy to clean.Easy-to-install swivel chair：According to the simple and clear installation steps in the manual, you can assemble your chair in 10 minutes.