The formulas in L' OrÉal's line of luxury Cristalliste products are enriched with a Liquid Light Complex that help make hair look radiant from the roots to tips. Lait Cristal is a Luminous Perfecting Conditioner. A rinse-off formula enriched with the " Liquid Light Complex", helps smooth the lengths without weighing them down. Result: Facilitates untangling, softens & smoothes the hair.