The Charlotte Tilbury Invisible UV Flawless Poreless Primer SPF50 PA++++ is a 30ml cream formula designed for women looking for a universal face primer with high sun protection. With the active ingredient hyaluronic acid, this primer provides hydration and a neutral tone suitable for all skin types. The product has a 12-month period after opening and offers SPF 50 protection, making it an essential step in achieving flawless skin before makeup application.