Anodized Aluminum, hand draw track which is normally affixed directly to a wall or ceiling surface using screws or the Mounting Clips. This track is etched, anodized and siliconized. Clear satin finish is rustproof and chipproof. This track can be curved vertically and on both inward and outward radii (minimum 4" radius). One way or two way hand draw. Sold as 4 foot sections.