Reminder: the times, they change. In 1960, this mens underwear advertisement caused a sensation in New Zealand, where apparently the site of so much bare flesh was so scandalous it was initially rejected for broadcast. It was allowed on appeal.
Jump forward a quarter-century to 1984 and you could show far more skin with no problem at all, as this (still) vintage Bonds ad demonstrates:
Add another 25 years and the sky is apparently the limit: