Herschel Supply Co. Classic Fitted Non-Medical Face Mask. The Classic Fitted Face Mask is a non-medical, reusable mask. Made with three breathable layers, the mask features a soft liner and a center sleeve that fits a standard air filter. The mask is designed to fit close to your face with an adjustable lightweight nose bridge and side adjustment tabs. For all day comfort, use the connection lock to lift the ear loops and ease pressure on your ears. 60% polyester/40% cotton. Machine wash. Imported.Note: This is a final sale item. No exchanges or returns.