When she was alive, Mimi has dark teal eyes and brown hair which is styled into a side braid. She wears blue sweater, purple skirt, black and white stockings and yellow ballerina shoes.
As a doll, her hair is styled into pigtails tied with yellow hair ties. She wears a light blue jumper with a long-sleeved white shirt underneath. She also wears white thigh-high socks and black shoes.