What it is: New and Improved Kukui & Coconut Hydrating Leave-In Conditioner is a deep penetrating leave-in conditioner designed to hydrate and recondition dry, thirsty hair for a silky smooth finish.What it does: Kukui extracts help condition, impart shine and restore moisture while Coconut extracts deeply penetrate the hair shaft and instantly soften, leaving normal to coarse hair soft and full of body and sheen.