WW2 Original Degasser bottle IPP-5 sample 1941. Russian Red Army relic.

Every Red Army soldier had a bottle with a degasser. She was worn in a gas mask bag in a side pocket.
Relic from the battlefield in Kurland, battle 1944.
The bottle was found while excavating a Russian bunker on the front line.The Bakelite cork has a small crack, which, however, doesn't affect the relic's appearance.
The last photo are informative.