The color is a slightly greenish gray, and it comes with a belt. The inside of the cuffs is made of acrylic, and the collar can be adjusted with a string, so I think you can wear it warmly. ●Size: Tagged as size M Shoulder width: Approximately 43cm Body width: Approximately 49cm Length: Approximately 79cm ●Belt Width: Approximately 6.5cm Length: Approximately 193.5cm ●Material: Outer fabric: 100% polyester Filling: Down 80% Feather 20% Lining: 100% polyester Ribbing: 100% acrylic ●Condition: Hardly worn, and has been cleaned by a dry cleaner.