Back in stock! If you haven’t yet, you can go request a FREE Sample of L’Oreal Advanced Hair Care! You’ll be able to choose from three different samples! Allow 6 to 8 weeks for delivery.Back in stock! If you haven’t yet, you can go request a FREE Sample of L’Oreal Advanced Hair Care! You’ll be able to choose from three different samples! Allow 6 to 8 weeks for delivery.