Thank you for viewing. The fabric is thin, so it might be cold in winter, but I think you can use it for a long time from spring to summer to autumn. Size details and guidelines Marked: C90 (Bust 90) - W76 (Waist 76) - T165 (Height 165) Corresponding size: YA4, or A4 (A4 closer to YA4) Actual size guide (jacket): Shoulder width: Approximately 43-46cm Body width: Approximately 51-53cm Length: Approximately 67-77cm Sleeve length: Approximately 54-56cm Features: Around 165cm tall