One of our favorite sources for bath accessories is Manufactum; we especially like the oiled ash Thermowood pieces (made from wood treated with a thermal process that renders it moisture, mold, and mildew resistant).

Above: Thermowood Bath Mat; €98.

Above: Thermowood Toilet Set with zinc-lined box (replacement brush heads available); €59.

Above: Thermowood Bath Tub Rest; €79.