This Wehrmacht helmet M35 DD from was found between villages Borodino-Kotluban (Stalingrad pocket) at 2010s. Helmet size - 64
The place where the helmet was found is a large German camp with dugouts, where different German and Romanian divisions stood at different times. On the map below you can see how the pits from the dugouts are still visible on Google maps -
— 10-15 USD by Russian Post
— 40-55 USD by Russian Post