The molded nose bridge with soft foam nose cushion provides the wearer an easy comfortable fit. There’s no metal noseband to adjust and the seal is maintained without pressure points.The Dura-Mesh® shell, exclusive to Moldex®, protects the filter media so it stays cleaner-looking longer. The shell resists collapsing, even in heat and humidity so the respirator holds its shape longer. The result is fewer respirators used and lower costs.Fits easily under welding hoods. Exclusive HandyStrap® allows mask to conveniently hang down around the user's neck so it’s always ready for use. And during wear the cloth strap feels comfortable and cool.Exclusive Ventex® valve lets the hot air out faster so breathing resistance is reduced and workers stay cooler.