This Hungarian helmet was found near Gumrak village, Stalingrad area. This helmet is quite rare for this place, because it was believed that there were very few Hungarians in the area of the airfield.
— 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