The product is a genuine OEM Herman Miller Aeron seat pan in size A (small size) in black color. Made of plastic, this office chair is designed for use in office settings. With its sleek graphite color and office/desk chair style, this seat pan is manufactured in the United States and comes with a California Prop 65 warning. Perfect for enhancing the ergonomic design of your workspace, this Aeron seat pan is a high-quality and stylish addition to any office environment.