What it is: A silicone-free booster formulated to help repair hair from the detrimental effects of pollution. What it does: It helps prevent breakage, improve manageability and maintain hair's natural smoothness and shine. How to use: Mix 1–2 pumps with your favorite hair mask or conditioner. Use every 10 days. 1.7 oz. Paraben-free; sulfate-free; phthalate-free; silicone-free Made in the USA