The felt storeroom. Most of Mühlbauer’s hats are made from the finest grade rabbit fur, sourced from Portugal and the Czech Republic. “We try to engage companies close by, of course, but you can’t find the best of everything in the region,” Klaus explains. The straw hails from Ecuador, Panama, China or Africa, for example. “But for next winter, we found a fabric called forest sheep tweed, which comes from a small herd in upper Austria, where they raise sheep in an organic way and use wool that isn’t bleached or dyed.