Men's pajamas with antiviral treatment, 100% cotton for comfortable wear. Made in Japan - Product Name: Antiviral/Antibacterial Pajamas - Size: L - Material: 100% Cotton - Target: Men's - Suitable Height: 175-185cm - Suitable Waist: 96-104cm - Features: Front buttons and Velcro closure I purchased these but have never used them, so they haven't been taken out of the box. They are new. Thank you for looking.