There?s something about silky hair that?s full of natural movement that lets you take on the day with confidence. You can now get that style without having to go to a salon with TRESemm? Keratin Smooth Shine Serum. This hair serum for frizzy hair contains Keratin and Marula Oil to help hair look silky smooth healthy and polished. The Keratin smoothing treatment transforms hair to achieve the glossy look of a professional blow-dry style that is full of natural movement. Our Keratin Smooth Shine Serum creates smoothness to make it easy to achieve covetable confident hair no matter your hair type or hair need. The end result? Gorgeously silky hair that lasts and lasts. How to use: For the best results from this anti frizz serum create your style after using TRESemm? Keratin Smooth Shampoo and Conditioner System. Dispense one pump of the hair smoothing serum into the palm of a hand and rub hands together adding more if needed. Apply from the mid-lengths of wet hair through to the ends. Can also be use