Wehrmacht helmet M40 was found near village Baburkin, Stalingrad region in 2000s. The helmet had a broken visor, so it was welded into the main part of the helmet. Size - 68
— 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