Wear the London and wear history. The first fully enclosed shoe by Birkenstock gives the same famous support as their sandals, but with coverage. The adjustable arch strap gives a secure fit while feeling like a sandal, encouraging good circulation.
Oiled leather can be recognized by its untreated surface. Birkenstock purposely does not treat surface grains and other characteristic features. Birkenstock uses sturdy leather with a thickness of 2.8 to 3.2 millimeters as upper material.