In the Vosges, this cap, laced boots, with puttees was exclusive to the Bavarian and Württemberg ski and mountain battalion and Alpenkorp.
In the photo above, I see a white spot on the left side of the soldier's cap (on the right in the photo). It could be a cockade, but also the silver edelweiss.
The belt buckle, the buttons, and perhaps the epaulettes could point to one or the other Land.
s.
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For your information, the GMGA sent to the Balkans and Macedonia had a felt helmet "for hot countries (in summer) and cold countries (in winter).
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The Austrian skier's cap was slightly taller and pointed.
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