KINS Booster Moist Keratin Serum, 3 bottles This is a set of 3, all brand new and unopened! Brand: KINS Product Name: Booster 43-1 Volume: 50ml ◎ KINS Booster is a serum designed to give your skin moisture, condition it healthily, and lead to soft skin. With 409 different ingredients, including amino acids, it prevents dryness and gives you vibrant, glowing skin. Plant-derived ingredients such as yeast extract, fermented rice liquid, and rice bran extract deliver moisture to the skin. (5 Free Formulas) Paraben, ethanol, synthetic fragrance, synthetic coloring agents, and surfactants are not used!