TRESemme Keratin Smooth Deep Smoothing Mask Keratin-enhanced formula Enriched with Marula Oil for stronger, smoother, and easier to manage hair Gentle enough for regular use Five benefits in one. Our professional formula is designed to fight frizz, detangle knots, boost shine, add softness, and tame fly-aways How To Use: For the best results, start your routine with TRESemme Keratin Smooth Shampoo. Once rinsed, remove excess water and apply a generous amount of TRESemme Keratin Smooth Deep Smoothing Mask, distributing evenly through the hair, from the middle to the ends. Run a wide-tooth comb or your fingers through to smooth and detangle. Leave for 3-5 minutes. Use weekly, or whenever your hair needs a hydration hit. Legal 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 product description is for information purposes only and may contain additional ingredients.