This is Wolf Performance Ammunition Polyformance 7.62x39 123gr. Jacketed Hollow Point Ammo. This ammo is made in Russia. This ammo does have the polymer steel case to eliminate any lacquer build up. Polymer coating ensures smooth feeding and extraction. Reliable ignition and functioning in adverse conditions. Save money with these high quality economical loads. This ammo is berdan primed and 100% non-corrosive. It comes packed in 20rd. boxes.