Thermal protection in the Smooth 'N Shine Polishing Diamond Luster Anti-Frizz Mousse helps prevent heat damage to keep hair healthy with incredible shine. Lightweight Diamond Luster Mousse illuminates your hair with multi-dimension shine reflection, adding lustrous highlights and depth definition while offering a strong hold. Anti-frizz ingredients work to tame frizz and help eliminate flyaways, providing smoothness, shape, and elasticity.