The Spanish retailer said both models had provided certificates of good health, in line with Britain’s regulatory recommendations.
Ads are required to be “prepared responsibly” in the UK, with a series of fashion brands facing complaints in the past year.
Under the New Zealand Advertising Standards Code advertisements must also adhere to rules around decency and offensiveness with a specific clause governing social responsibility around body image.
Concerns about social media’s impact on young people’s body image informed the Government’s newly proposed age-limit restrictions.
The ban will keep under-16s off social media in a bid to protect them from harmful content.
Correction: An early version of the story said New Zealand advertising did not have a code governing social responsibility around body image.