You can wear it with a change of outerwear. It can also be worn as a dress alone. I bought it about 3 years ago and have only worn it once, but it is not new, so please refrain from purchasing if you are concerned. A formal ceremony suit made of tweed-like fabric, characterized by a frilled collar. Petite, short height - Color: Gray and black combination - Design: Jacket and dress set - Features: Frilled collar and pocket details - Material: Tweed-like fabric - Style: Formal ceremony suit Thank you for looking. Entrance ceremony, kindergarten entrance ceremony, kindergarten graduation ceremony, graduation ceremony Size...S (Japanese size 7)