Please only purchase if you understand that this is a used item. The following is quoted from the official website: Washable for constant cleanliness! Popular item! Room boots ●Product Features● ・Warm and cozy with inner padding!! ・Enjoy relaxing time at home from your feet up! ・Have fun matching with family and friends! Materials Main fabric: Men's (Khaki Green/White) Nylon (Brown Tweed): Polyester Main fabric: Women's (Pastel Green/Brown) Nylon (Tweed Check) Polyester Opening: Polyester, Polyurethane Inner padding: Polyester Outer sole: Polyester (vinyl chloride resin coating)