Kérastase Chronologiste L'Huile Rejuvenating Hair Oil is a luxurious, lightweight treatment oil enriched with precious Myrrh extract that deeply nourishes and revitalizes mature, damaged, or over-processed hair, restoring its natural radiance and silky softness with just a few drops while leaving behind a delicate, long-lasting fragrance that transforms your daily haircare ritual into a sensorial experience.