I attribute the maker as F. Paint is all original, there is a faint name inside, I can't read it, but I'm not great with German script. The item "WWI German M16 Helmet Combat Shrapnel Damage Bellinger Battlefield Pickup" is in sale since Thursday, April 06, 2017.
This item is in the category "Collectibles\Militaria\WW I (1914-18)\Original Period Items\Germany\Hats & Helmets". The seller is "jayhawker353" and is located in Wichita, Kansas. This item can be shipped to United States.