There's a European standard designed to fix this, which just uses body measurements, although I've never seen it used. https://en.wikipedia.org/wiki/Joint_Europ

There's a European standard designed to fix this, which just uses body measurements, although I've never seen it used. https://en.wikipedia.org/wiki/Joint_European_standard_for_size_labelling_of_clothes https://en.wikipedia.org/wiki/Joint_European_standard_for_si...