The helmet was found under a floorboard in the old ruined wooden house in a suburb of the city of Stalingrad (now Volgograd). Most likely the helmet was lying next to the stove, as the helmet has a burnt in some places, and beside the helmet there were embers and ash. Also, the leather liner you can see the initials of the owner of 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