Using the TRESemmé Keratin Smooth Conditioner will give you smoother hair while protecting it from damage. It helps rebuild keratin in your hair and nourishes each strand with a reduced sulphate composition, leaving your hair straighter and shinier. This nutritious conditioner can give your hair a noticeable straightening and smoothing effect because it contains Keratin and lightweight Argan oil. Your hair receives the necessary moisture and flexibility from the Keratin-Argan Oil composition, which also conditions and strengthens them. TRESemmé Keratin Smooth professional conditioner is a dual-action that will smooth your hair up to 100% smoother and add more shine. Both naturally occurring and artificially treated hair can utilise it. Utilised in conjunction with TRESemmé Keratin Smooth Shampoo