This Croatian Gas Mask was originally found in the storehouses of the Croatian Armed Forces; however the design appears to be a Russian PMK-2. Includes triangular lenses and a handy hydration port. A cool find for any gas mask collection. Can also be used for fetish wear and breath & cigar play scenarios. This is a Rubberized mask with adjustable harness, has triangular lenses for wide field of view, has a voice diaphragm and a drinking tube for hydration. It uses 40mm GOST filters.