Key Features - Ergonomic Supportive Chair - The curved backrest provides excellent support for the shoulders and lumbar, helping relieve fatigue from extended sitting. Arc-shaped armrests at a comfortable height offer relaxation for your arms and hands. Convenient Height Adjustment - Easily adjust the seat height between 19" and 23" using the lifting mechanism. This ensures compatibility with desks of varying heights and supports better posture and work efficiency. Premium Material for Optimal Comfort - The chair is filled with high-density, ultra-soft sponge for exceptional comfort. The PU leather surface is skin-friendly, breathable, and easy to clean. 360° Swivel Design and Stable Structure - Equipped with five mute universal nylon casters, the chair rotates 360° for flexible movement. The 5-claw base provides strong stability and supports up to 330 lbs. A reliable gas lift ensures smooth and safe height adjustments. Wide Range of Application - Featuring curvilinear lines and a retr