Materials: This office chair is made of high quality stainless steel, polyester fiber, ABS plastic, strong and durable, breathable and cool, and strong load bearing capacity. Design: Breathable mesh design with built-in lumbar support promotes healthy postures for long periods of sitting, providing maximum support and reducing the risk of discomfort. Adjustable: Personalized tilt, height adjustable and 360 degree rotation to meet your different use needs for maximum comfort. Lightweight: This chair is very lightweight, with universal wheels that allow it to slide on flat ground. Date First Available February 26, 2024