The helmet was found in Stalingrad in Kuzmichi, in the position of the Soviet machine gun Maxim. The helmet has 81 mm mine shrapnel damage. The position of the Machine Gunner was covered with mortar fire.
— 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