what is hydro rush intense moisture shampoo? rush into a relationship with long-lasting moisture. infused with hyaluronic acid and squalane, this hydrating shampoo gently cleanses and drenches hair with 3x more hydration*. *clinically proven, shampoo + conditioner when used as a system. who it's for for dry, textured, or coarse hair types 2a-4c. how to use? deep dive into your hydrated hair routine: lather and massage through wet hair from root to tip. rinse. for best results, follow with hydro rush intense moisture conditioner for the ultimate rush of deep hydration. use as part of your wash care routine. is this product silicone free? yes! hydro rush intense moisture shampoo is silicone-free.