The helmet was found near Leningrad in the place of Sinyavino, according to the events of Operation Iskra. The ridge on the helmet is repulsed by a shrapnel hit. Several repaints and remnants of a star are visible on the helmet.
— 10 USD by Russian Post
— 25-40 USD by courier service EMS
— 30-40 USD by Russian Post
— 40-60 USD (depends on customer's country) by courier service EMS
What is the difference between Russian Post and EMS courier service? Read here - link