Shipping during the Year-End and New Year Holidays Orders placed by 3 PM on December 26th will be shipped on December 26th. Orders placed after that time will be shipped on January 5th, 2026. Thank you for your understanding. Product Description Unopened product (The image was opened for photography to make it easier to understand, but the product will be delivered unopened) KINS Booster is a serum designed to enhance the effects of skincare. Regular price: 8,580 yen (tax included) It contains plenty of fermented beauty ingredients (moisturizing ingredients) such as fermented products, yeast extract, and rice ferment filtrate, providing moisture to the skin's stratum corneum and leading to plump, firm, and hydrated skin. - Brand: KINS - Contents: 50mL - Type: Booster - Packaging: Boxed - How to use: 1 or 2 pumps