10 vials of topical hylauronic acid from the Korean beauty brand Bioaqua, fragrance free & plastic sealed! You can apply it directly or add it to other topical products. The hyaloplasmic molecules of Hyaluronic Acid carry over 500x the amount of water, and are considered the best moisturizers in the world. It's a natural biomolecular widely existing in the skin and other tissues & has an excellent moisturizing effect. It's internationally known as the ideal Natural Moisturizing Factor (NMF).