Counterfeiters have wasted little time in offering up their own cheap versions of the All Blacks' new look for the Rugby World Cup in Japan.

Cheap knock-offs of the All Blacks' Rugby World Cup gear have appeared for sale online – just a week after the striking new look was revealed.

New Zealand Rugby and adidas launched the official new jerseys – which feature hand-drawn koru and fern patterns – to much fanfare on July 1.

But within a week of the release of the jerseys - which have a RRP of $150 for a looser fit fan's version and