Unknown age, unknown size, unknown country of manufacture. However, based on the tag and the American-made YKK zipper, it's likely from the 90s. Size is unknown, but based on measurements and how it feels when worn, it's around a Medium. Please refer to the measurements. Color is gray. It may appear different from the actual color due to lighting. There are some minor stains here and there, but they are not noticeable. I think it's a relatively clean item, but please purchase it with the understanding that it is a used item. Total length: Approximately 155cm Shoulder width: Approximately 48cm Body width: Approximately 62cm Sleeve length: Approximately 60cm Waist (laid flat): Approximately 48cm (measured at the waist seam) Rise: Approximately 34cm (from the waist seam to the crotch) Inseam: Approximately 71cm Thigh width: Approximately 35cm Hem width: Approximately 25cm There may be slight variations due to amateur measurements.