TRESemmé Keratin Smooth professional conditioner can make your hair up to 100% smoother and give them extra shine. It is suitable for use for both naturally and chemically treated hair. When used together with the TRESemmé Keratin Smooth Shampoo, it controls frizz for up to 3 amazing days helping you tame your frizz and giving you silky, smooth hair. So, say no to frizzy hair and say yes to gorgeous salon smooth hair without the salon price tag! Suitable for both men &amp; women.