Women's MIA Sonja Dress Sandals The MIA Sonja is a women's dress sandal built for social gatherings, evening outings, and formal occasions. Designed with a multi-strap open-toe upper, this slide sandal features decorative bow embellishments that provide a distinct, tailored appearance. The backless slip-on construction includes a small elastic gore insert on the upper strap to allow for flexible stretching and a secure fit across the instep. A defined flared high heel delivers stable underfoot elevation, while the smooth, lightly cushioned footbed offers underfoot support.