Sold as a novelty item only This listing is for FOUR (4) NEW Standard Nato 40mm Gas Mask Filter that fits the Israeli Gas Mask and Polish MP5 Gas Mask This listing is just for the filters. If you need the mask check out our Ebay store Expired in 2002/2006. New Old Stock. These filters are new never used. They do not come in plastic bags. See photos for details. Pictures shows them in the plastic bag and show what the actual filter looks like NO INTERNATIONAL SHIPPING Gas Mask Filters are not for sale outside of the U.S.A. Sold as a novelty item only