Used about twice. There are no noticeable stains. The size is F, but it feels like M to L when worn. [Product Name] M53. Cashmere Blend Crew Neck Cardigan Knit Long Sleeve Cotton F Black [Listed Size] F [Actual Size] Width: Approximately 54cm, Length: Approximately 52cm [Material] 95% Cotton, 5% Cashmere [Color] Black Shipping is planned via Yu-packet Post or Yu-packet Plus.