The displayed size is O, but the elastic in the waist has been removed and replaced with custom elastic that tightens the fit. The waist size is approximately 78 to 85 cm, which fits just right. It cannot be adjusted with a drawstring, but it's the waist size of an L. People who usually wear M or L can wear this. Please consider this before purchasing. There are no scratches or stains. Price negotiation is OK. Immediate purchase is OK. No returns. Geometric pattern, 2025 latest model.