Hocosa
Decades of GOTS wool, wool-silk and wool-silk-cotton underwear and layers: simple, direct-skin, natural-fiber pieces with nothing clever added.
Direct ordering can be limited; source through official stockists if needed.
View the productSwitzerland; often via official stockists.
A European (EU) source in the The Second Skin directory, chosen so it can actually be bought and shipped from Central Europe.