It is painted with the green colour used by the finnish army during WW2. The size is therefore probably 64. You can see the Bell -logo in the pictures. No cleaning or restoration done. Condition as in the pictures.
I will send it tracked. The item "ORIGINAL GERMAN WW1 HELMET (USED BY THE FINNISH ARMY IN WW2)" is in sale since Sunday, January 20, 2019. This item is in the category "Collectibles\Militaria\WW I (1914-18)\Original Period Items\Germany\Hats & Helmets". The seller is "0400sukram" and is located in Vantaa.This item can be shipped worldwide.