This is an original Bulgarian Firefighter helmet, a pre WWII model. These were the helmets used by the Royal Fire forces in 1940s, during the WWII. After the war, in 1950s, the new communist rule continue using the same helmets - only the symbols at front have been changed. The royal badge was replaced by the communist star with crossed pickaxe and nozzle.
NU condition liner with liner pad. Size 57-58. The chinstraps of Y-type.
The helmet is nickel-plated, in very good condition despite its age. It is never used, but from its long stay in military stock , some first signs of corrosion of top layer is yet seen.