Disposable Respirator, 2840 Series, R95, Medium/Large. HandyStrap®, with buckle, allows mask to hang around the user’s neck when not in use. Ventex® valve lets the hot air out faster so workers breathe easier and stay cooler. R95 protection against both oil and non-oil based particulate aerosols. Soft foam nose cushion for added comfort and no pressure points. Exclusive Dura-Mesh® shell resists collapsing in heat and humidity. Meets heat and flame resistance in accordance with ANSI/ISEA 110-2003 Section 7.11.1. 100% PVC-Free®.