Particulate Respirator Jackets deer flies BK909NV deer flies 3 oz (180 gsm) warm quilted polyester lining HandyStrap allows mask to hang down loosely and comfortably around the user's neck when not in useCloth HandyStrap feels cool and comfortableSoft foam nose cushion for added comfort and less pressureDura Mesh® shell resists collapsing in heat and humidityMolded nose bridge seals easily without a metal nosebandFacepiece is naturally contoured for less pressureSoftspun® lining for increased comfort and durabilityNIOSH certified to have a filter efficiency of 95% against non oil based particulatesCertified under 42CFR84Meets heat and flame resistance in accordance with ANSI ISEA 110 2009 Section 7 1Available in three sizes