M40 German Steel Helmet. WW2 German army Heer Waffen SS
File:WW2 Norway 1940 German Army Uniform Wehrmacht Heer Steel Helmet Stahlhelm National Colours Decal Mannequin Arquebus Krigshistorisk Museum War History Tysvær 2020-06 Wikimedia Commons | xn--90absbknhbvge.xn--p1ai:443
Steel Helmet, M1935 (camouflaged, with damage): Luftwaffe | Imperial War Museums