This is NOT a medical-grade mask. Made in the USA Anti-Microbial Finish 100% Polyester Two Layers of fabric provide extra protection. Breathable, soft fabric with superior wicking ability. Snug, form fit to stay put while you move. Soft elastic binding loops comfortably around ears. Side opening for optional filter between the fabric layers. Filter not provided. CARE INSTRUCTIONS: Machine Wash Cool, Tumble or Line Dry
Buy two masks for one great price!