With TRESemmé Keratin Smooth Conditioner, you can deep condition your hair and prevent it from damage for smoother hair. It helps rebuild keratin in your hair and nourishes each strand, leaving your hair straighter and shinier thanks to its lower sulphate formulation. This nourishing conditioner can make your hair significantly straighter and smoother by infusing it with Keratin and light-weight Argan oil. The Keratin-Argan Oil combination hydrates and strengthens your hair while also conditioning and strengthening it. TRESemmé Keratin Smooth professional conditioner's dual-action formula may smooth and shine your hair up to 100 percent. Both naturally and chemically treated hair can benefit from it. TRESemmé Keratin Smooth Shampoo is recommended when using this product.