The helmet was found in Stalingrad, in a place called Orlovka! The helmet was found on the positions of heavy mortars! Mortars, were destroyed by a direct hit projectile.
— 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