House of Kolor KO-Seal II primer sealers are two-component acrylic urethane primer sealers. They come available in black, white, and silver metallic colors. When tinted with House of Kolor Kandy Koncentrates, they make a perfect ground coat color for many effects. Sealers are a must when doing custom finishes. KO-Seal II primer sealers meet nationwide VOC requirements.