Metal insignia for German mountain units, famous Jäger's Edelweiss.
Flower of correct shape (not post-war by the Bundeswehr). Made of two parts (golden core). It is attached to the cloth with metal legs and sewn by the holes in the petals.
Mountain troops were elite units, their training took a lot of time and labor. In addition to the unique elements of uniforms (caps, shoes, pants made of special material), they wore signs with the image of a mountain flower Edelweiss on the uniform.