That's the theme of Air New Zealand's current advertising campaign - in reaction to the hidden fees that other airlines charge for things like baggage, food, etc.

To demonstrate how they've got nothing to hide, they did a TV spot where the baggage handlers, flight deck personnel and cabin crew are all going about their business - wearing nothing but body paint:



(Correction: the officers' hats and baggage handlers' hearing protection are real.)

Apparently the grey-haired baggage handler is actually Air New Zealand CEO Rob Fyfe.

Here's the "Making Of" clip:



Alas, I doubt this will ever air on US commercial television. Nor do I expect to ever see those sort of "uniforms" if I ever get to fly Air New Zealand ...