The helmet was found in Stalingrad in the place of Marinovka. The helmet was in the bunker. the helmet was found in this exact condition without the liner. In winter, the Germans often remove the liner so that the helmet can be put on the winter headgear.
— 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