Both Baker and Mathews are previous XXL finalists .
Mark Mathews of Maroubra , New South Wales , crossed his home continent to score one of the year 's roundest tube rides in Western Australia .
Both Baker and Mark Mathews are previous XXL finalists .
Mark Mathews of Maroubra , New South Wales , crossed his home continent to score one of the year 's roundest tube rides in Western Australia .