Product detailsOur office chair combines a modern minimalist design with comfort and ergonomics. It is great for everyday office and workstation chair. Now more and more people pay great attention to spine healthy. So we produced the “C” curve design of this office chair. The computer chair back ensures proper spine alignment. In addition, it will reduce back tension and make you feel extremely comfortable.Features:360?Rotating Swivel& Casters: Stable star base and 5pcs 360-degree swivel wheels for multitasking convenience.Breathable Mid-Back Design:accelerating heat and moisture dissipation. Mid-back design supports your spine’s natural curve and protects your lower and middle back as it prompts you to sit straight.Height Adjustable Seat: Height Adjustable about 5.24 inches. Use the lever under the seat to the right. Sit on the seat then lift up the lever to go up and down. Customize your position with easy Assembly. 360?Rotating Swivel& Casters: Stable star base and 5pcs 360-degree swivel wheels for multitasking convenience.Breathable Mid-Back Design:accelerating heat and moisture dissipation. Mid-back design supports your spine’s natural curve and protects your lower and middle back as it prompts you to sit straight.Height Adjustable Seat: Height Adjustable about 5.24 inches. Use the lever under the seat to the right. Sit on the seat then lift up the lever to go up and down. Customize your position with easy Assembly. 360?Rotating Swivel& Casters: Stable star base and 5pcs 360-degree swivel wheels for multitasking convenience.Breathable Mid-Back Design:accelerating heat and moisture dissipation. Mid-back design supports your spine’s natural curve and protects your lower and middle back as it prompts you to sit straight.Height Adjustable Seat: Height Adjustable about 5.24 inches. Use the lever under the seat to the right. Sit on the seat then lift up the lever to go up and down. Customize your position with easy Assembly.