WASHABLE GUARD MASK from WORLD, set of 5. I'm selling these because my child doesn't like cloth masks. Size (Measured while folded, as they are unopened) Approximately (length) 12cm x (width) 9.5cm Cotton material Washable and reusable approximately 50 times 99% reduction of antibacterial and antiviral activity WASHABLE GUARD MASK WORLD Children, Kids School lunch, Influenza, Allergies