Former All Black Bob Burgess is one of more than one hundred Kiwis denouncing New Zealand Rugby for its six-year sponsorship deal with the global chemical group INEOS.
Critics say the company is using the deal to "greenwash" its reputation.
Bob Burgess says his old team is putting itself on the wrong side of history, as much so as it once did touring apartheid era South Africa.
He spoke to Corin Dann.