NWT Protac PM2.5 Breathing Mask

The advanced ultra lightweight foam material protects you from PM2.5 including dust, pollen and bacteria! The Protac Mask uses a 3rd Gen exhale valve which allows you to exhale easily and stops moisture build up inside the mask. Not only is the mask lightweight and breathable, it's also water resistant. High Protection PM2.5 Filtration! New Smooth 3.0 Breathing Valve Soft and Comfortable! Universal Size! (One size fits most!) Stylish Design! Lightweight EVA Foam Material!