This serum contains both low and high molecular weight hyaluronic acid, providing high moisturizing power and improving skin smoothness. VT Hyaluronic Low 100 High 100 Essence - Model Name: Hyaluronic Low 100 Essence - Model Name: Hyaluronic High 100 Essence - Volume: 30ml each - Country of Manufacture: Korea - Expiration Date: Low 2026/12/27 - Expiration Date: High 2027/02/22 Thank you for viewing! This is a set of two popular hydrating serums! You can feel the effects even more when used together. Discounts available for combined purchases with other products.