Aluminum, paint. The medallion is 24 mm wide. Raised maker mark of Gorodok (Lvov region) "Uvelirmashpribor" factory on the suspension device and medallion reverse.
Very fine condition with two tiny dings on the bottom edge of the medallion obverse not to noticeable or detractive.
This badge is one of the official award badges to firefighters unlike many souvenir pins.