There are no noticeable damages or stains. The official color name is unknown, but I believe it is gray or dark gray. Product Number: 408120 Specifications: - Added comfortable functions such as heat generation, heat retention, moisture retention, and moisture absorption/release. - The material is stretchy and also has excellent shape retention. - Designed with short, 9-分 sleeves to prevent them from peeking out from the sleeve ends. - Recommended as thermal underwear for extremely cold regions. Men's