3m FR-M40-20 Gas Mask Series Field Protective Medium. Gas Masks.
A group of soldiers in a training exercise, each wearing the M40 mask. The masks are a mix of green and brown, blending with the training environment. A sense of camaraderie is evident.
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This asset is part of M40 FIELD PROTECTIVE MASK published by Printora Studio. Licensed under CC BY 4.0 — Free for personal use. Free to use with attribution.