Mask Has 3 Layer Outer, Middle and Inner || Outer Layer is Water Resistant Layer Which Helps to Block Outside Droplet || Middle Layer is Cleaning Layer|| Inner Layer is Skin Friendly Layer Which Observe Inside MoistureMask Has Inside NOSE PIN || An Ultra Stretchable Elastic So Mask Can be Used For Long Time Without Hurting Your Ears Which Gives More Comfortable.Mask Can be Used For Outdoor Walk, Travel & Commute, Biking, Cycling Police, Traffic, Security & Delivery Personnel, School etc