Stay safe and sanitary with our Clean Tek Professional Blue Disposable Earloop Protective Face Masks. Designed to protect against dirt and dust, these face masks feature 3-layer filtration which is equivalent to ASTM level 2 protection. These disposable masks are constructed from nonwoven fibers which are latex-free and fiberglass-free for safe use on sensitive skin. Equipped with an adjustable nose wire and earloops, these protective face masks provide a customizable fit to prevent the mask from slipping off. These disposable face masks offer a breathable design that allows you to comfortably wear them for longer periods of time. Built to fit most, our earloop face masks measure 7 inches long by 3.75 inches wide. These masks are not intended for medical use and are not proven to reduce the transmission of disease. You will receive 50 masks per order.