Size 64 shell so would need a 56/57cm liner to complete. Also stamped 4088 indicating lot number from factory. The item "WW2 German M35 Helmet Shell SE64 Lot 4088 Original" is in sale since Tuesday, March 17, 2020.This item is in the category "Collectibles\Militaria\WW II (1939-45)\Original Period Items\Germany\Hats & Helmets". The seller is "mannteuffel" and is located in Calgary, Alberta. This item can be shipped worldwide.