The ultimate daily indulgence for hair that looks and feels rejuvenated - YOUNG.AGAIN is a weightless, leave-in treatment oil powered by immortelle. Deeply nourishing and conditioning by up to 13x, this luxurious treatment oil leaves hair feeling stronger, smoother and infused with radiant shine. Use daily to improve resistance to breakage, and protect against environmental stressors and thermal heat damage. Recommended for all hair types.