MAC Studio Fix Fluid SPF15 in NW50 is a long-wearing liquid foundation known for its matte finish and customizable coverage. Infused with SPF15, this foundation not only provides a flawless complexion but also offers sun protection. NW50 is a neutral warm shade designed for individuals with a deep complexion. With a generous size of 1 oz, this foundation is a reliable choice for achieving a polished makeup look. Age Group: adult.