Biolage Smoothproof Avocado Deep Smoothing SerumTrusted by Professionals and consumers alike.6-in-1 benefits: stop frizz, smoothens rough ends, protects from humidity, nourishes dry hair, instantly detangles & adds instant shine.Directions For Use:Apply a few drops of smooth proof serum to dry/damp hairApply the serum from mid-lengths towards the endsStyle your hair as desiredLegal Disclaimer: Product images are for illustrative purposes only. Images/packaging/ labels may vary from time to time due to changes made by the manufacturer's manufacturing batch and location. The pro