COMFORTABLE DESIGN: The curved backrest line design with padding covered by linen-touch fabric allows this home office chair to provide an extra breathable and comfortable experience for you. ADJUSTABLE HEIGHT: The seat height of this computer chair adjusts from 18" to 21.25" to match your desk and your sitting style. A high-end gas lift makes it smooth and secure. ARMLESS DESIGN: Without armrest, you can work and study freely on your seat. When not in use, the swivel chair can be stored under the desk to save space. ADDED MOBILITY: This office desk chair enables you to move around your workstation quickly as it has 360-degree swivel wheels and a swivel seat. TASK CHAIR INFORMATION: Overall Dimensions: 18.5" W x 22" D x 30"-33" H, Seat Dimensions: 18.5" W x 17.25" D x 18"-21.25" H. Overall Weight Capacity: 264 lbs. Assembly required.