Moldex Disposable Respirator R95 with Valve has a HandyStrap, with buckle, allows mask to hang around neck when not in use. Ventex valve lets the hot air out faster so workers breathe easier and stay cooler. Soft foam nose flange for added comfort and no pressure points. Dura-Mesh shell resists collapsing in heat and humidity. R95 with at least 95 percent filter efficiency for particualtes including oil based liquid aerosol. Flame retardants added to decrease flammability of shell.