MACADAMIA & ARGAN HAIR SERUM Natural Product Leaves hair Ultra-smooth, manageable and shiny. Lightweight and non-greasy Macadamia & Argan Hair Serum instantly absorbs into hair and scalp, weightlessly infusing moisture, softness, protection, and shine. This oil treatment Includes natural UV protection to extend the life of colour treatments while leaving hair nourished, tangle and frizz-free. Direction: Apply a small amount into palms and run through damp or dry hair, distributing evenly. Style as desired.