Australia's Qantas revised its guidelines related to shoes, hair, and makeup for crew, but they will still be required to conceal tattoos.
Airline rules out skirts and heels for female cabin crew - why others should do the same - NZ Herald
Flight attendant - Wikipedia
Norwegian Air drops makeup, high heels requirements for flight attendants after backlash
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Qantas relaxes uniform standards for cabin crew to allow makeup for men and no heels for women
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Qantas no longer requires flight attendants wear heels, makeup
Qantas to allow flat shoes, makeup and long hair for cabin crew of any gender, Qantas
Why Flight Attendants Needs to Wear High Heels? - Skylark Blog