Regalfille caters to a very niche audience interested in Royal Family and Women's fashion. It can be either consider a blog or a small news portal where all the past and current activities related to Kate Middleton (The Duchess of Cambridge) and Queen Letizia of Spain’s life can be found. Regalfille documents the life and style details of The Duchess of Cambridge (Kate Middleton) and Queen Letizia of Spain.