Watch all the tries as the Ospreys U18s ran in four tries to defeat their Cardiff Blues counterparts at Llandarcy Academy of Sport on Wednesday night.
Number eight, Will Barraclough (2), Ben Cambriani and Callum Carson scored the tries with Cai Evans adding 9 points with his boot as the Ospreys made it two wins from two at the start of the 2017 WRU Regional Age-Grade Championship.