Purchased at a department store. Purchased in 2025.09. Used about 3 times. 90% remaining. A serum for 365-day daily anti-aging care. Cares for skin instability 　Firmly protects skin that is prone to instability due to seasonal changes and stress. Improves firmness with each use 　Especially recommended for those concerned about fine lines caused by dryness and lack of firmness. A versatile serum that can be added to any skincare routine 　Simply add it to your usual lotion and emulsion to enhance your skincare effects. A chance to try it at a great value! 　You can purchase this popular, high-end serum at a better price than in stores. If you've been curious, please give it a try!