Soft Padded Seat: The backrest and seat are padded with high-density foam and covered with soft PU leather, which is specially made for your all-day comfort and support Smooth Adjustment: The seat height of this rolling desk chair can be adjusted from 18.3 to 24.2 by simply lifting the lever, with a wider adjustment range to accommodate various desk or table heights. The SGS-certified gas lift cylinder allows for easy height adjustment 360-degree Swivel: 5 heavy-duty 360° swivel plastic casters provide smooth, easy, and quiet rolling around your workspace while preventing floor scratches. The vanity chair's rotatable seat adds convenience for fetching items and multitasking Armless Design: No body-shape limit, no posture limit. You can sit as freely and comfortably as you want. Additionally, the armless design saves your indoor space Ergonomic Backrest: The ergonomic curved shape of the backrest fits the curve of human spines, which helps adjust your sitting posture and re