TRESemmé's best ever professional keratin system, now in your hands. Our most powerful hair conditioner is expertly crafted with KERA10 Protein Complex and Oleo Serum that delivers the most potent conditioning for your hair. It deeply nourishes dry and frizzy hair and extends hair smoothness up to 72 hours, giving you 10 salon benefits in one wash.* For salon quality smooth hair everyday. ^vs TRESemme Keratin Smooth Conditioner *10 salon benefits in one wash: Anti-frizz, Detangles, Shine, Soft, Smooth, Tames Flyaways, Long-lasting fragrance, Heat Protection, Anti-Humidity, Strengthens.