What is maria yummy mummies?

As an AI language model, I do not have access to current information and social media handles. However, 'Maria' could refer to any person named Maria who identifies herself as a 'yummy mummy.' In general, yummy mummies is a term used to describe fashionable mothers who prioritize their looks and maintain a sense of style and fitness after having kids. They often document their life journeys, parenting tips and style on social media platforms like Instagram and YouTube. The phrase has also been used to describe a few reality TV shows, documentaries, and books. It is important to note that the term can be both empowering and divisive, depending on how it's used in various contexts.