This is an adidas nylon jacket. I purchased it at an outlet store about 3 or 4 years ago. There are no noticeable stains, in my amateur opinion. Please comment if you would like additional photos or have any questions. Thank you. The following measurements are approximate. For reference: Shoulder width / Body width / Sleeve length / Length Shoulder width: 67cm Body width: 61cm Length: 68cm Color: White系 (White-based) Material: Nylon