One coat application to use with any curing light Size: Kit 1x 3 ml Brush & Bond Liquid, 100 activator microbrushes Bonds direct and indirect composite restorations to all tooth surfaces. Permanently seals the tubules to prevent sensitivity. Protects the pulp against microleakage and bacterial invasion. Creates an acid and wear-resistant shield for the tooth. Doubles the surface hardness of the preparation. Cures with all currently available curing lights. Low film thickness won't affect crown fit.