This is a spring coat. It is a free size, and the size details are quoted from the official website. The following is a quote from the site: A tailored collar dress that can be worn beautifully without wrinkles due to its soft material. ■Material■ Polyester double weave material with a fluffy feel. It is wrinkle-resistant and washable, making it easy to care for. It also feels good on the skin and has a beautiful drape, so the silhouette is also maintained. It has a moderate thickness and can be worn regardless of the season except in midsummer. ■Design■ A jacket collar dress with an asymmetrical button design as an accent. The waist has elastic, allowing for size adjustment and stability. The shoulder tuck accent also has the effect of making the shoulders look delicate. This dress can be widely used, from everyday wear to casual occasions.