Liquid Keratin Infusing Deep De-Frizz Conditioner hydrates and conditions hair while it replenishes keratin protein restoring strength, shine and softness. Moisturizes as it protects hair from sun damage, leaving even frizzy hair silky smooth. Developed for all hair types and suitable for chemically treated hair.All Liquid Keratin aftercare products help prolong and improve the results of Liquid Keratin 30-day Straight Smooth Strong & Long Treatment. All aftercare products are paraben and sodium chloride free.