Two-piece set. The jacket is paired with a sleeveless dress that is slightly longer, and comes with a belt. It's a formal style, suitable for entrance ceremonies, formal occasions, and even everyday wear. The size is listed as 7, but the measurements are: Dress length: 123cm Bust: 45cm x 2 Waist: 44cm x 2 Jacket length: 48cm Jacket bust: 48cm x 2 Therefore, it should also fit a size 9. It's perfect for the upcoming season. Please understand that this item has been stored at home. No claims accepted.