解説German Allgemeine SS black parade uniform (Sturmbannführer); Peaked visor skull cap. Lofoten Krigsminnemuseum 2019-05-08 DSC00378.jpg
English: Peaked cap (Schirmmütze), with SS' skull emblem (Totenkopf) and SS Hoheitszeichen (SS style Parteiadler), as part of the black parade uniform of a SS-Sturmbannführer in the Allgemeine SS of the German Nazi Party. .
Schutzstaffel (SS) was the major paramilitary organization under Adolf Hitler and the Nazi Party (NSDAP) in Nazi Germany. The high-fronted visor cap is decorated with SS' versions of the Hoheitszeichen/Hoheitsadler insignia (German Imperial and Nazi Party eagle) and the Totenkopf badge (the skull and crossbones emblem adopted from the Totenkopfhusaren, the 5th Hussar/Life-Guard Cavalry Regiment of Prussia). Read more about the uniforms and insignia of the Schutzstaffel on Wikipedia in English.