Soviet russian gas mask Green rubber mask with straps.
Soviet russian gas mask You will get only mask hose.
Adult Russian Gas Mask (ages 5 and up) (http://www.kids-army.com/adult-russian-gas-mask/)
Russian Black Rubber Military Hose Gas Mask Unissued NBC - Sealed Filter & Bag
So mask and filter are ready to use and safe. Each filter comes originaly wraped in paper with all factory seals.