Inturned lip aroudn the edge for secure, comfortable seal against the face|Large chin cup makes it easy to position|Five suspension headstraps and roller buckles hold the facepiece in place while minimizing hair entanglement|Wide polycarbonate lense is coated to resist scratching and chemical attack|Lens is held in place by a two-piece lens ring which is color-coded to indicate the size of the facepiece|Speaking diaphragm for clear, short range communication|Nosecup reduces lense fogging in low temperatures or high-humidity conditions
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