Exclusive easy-breathing wave designLess resistance, better breathabilityFull foam face seal for added comfort and less pressureSoft cloth SmartStrap allows you to adjust for a custom fitSmartStrap allows respirator to hang around the neck when not in useMetal-freeLonger use means less waste, fewer respirators used and lower costsDura-Mesh® shell resists collapsing in heat and humidityMolded nose bridge seals easily without a metal nosebandFacepiece is naturally contoured for less pressureFlexFit® design moves easily with your face and stays in placeSoftspun® lining for increased comfort and durabilityNIOSH certified to have a filter efficiency of 99.9% against oil and non-oil based particulatesCertified under 42CFR84Meets heat and flame resistance in accordance with ANSI/ISEA 110-2009 Section 7.11.1100% PVC-Free, like all Moldex products & packaging - for a greener alternativeMade in U.S.A.