The This Works Morning Expert Hyaluronic Serum is a travel-sized day treatment formulated with hyaluronic acid for all skin types. With a focus on hydration and containing SPF 0, this serum from the United Kingdom brand This Works is designed to be used on the face. The sealed 15ml bottle ensures freshness and effectiveness for up to 6 months after opening. Ideal for those looking to nourish and hydrate their skin with a potent blend of hyaluronic acid.