It doesn't matter what the name of it is. Being sold in NZ ... it will have met all the required safety standards. Arai have a good name. And ... you said it was comfortable (A top selling point in itself). Unless it was cheaper elsewhere ... you should have bought it.
If you google'd the name and got no concise answer ... why do you expect us to have the answers ... ???
But ... as the staff there didn't make you feel special ... you have every right to take your money and custom somewhere else.
Not that many on here will actually care ... but thank you for sharing your thoughts ...
When life throws you a curve ... Lean into it ...
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