Fox racing proframe matte helmetfox racings proframe matte helmet is the lightest dh certified open faced helmet in the range and comes with a plethora of features fox racings varizorb dual density impact reduction system ensures exceptional protection against impact and the moisture wicking liner system is highly breathable and has antimicrobial properties lightest most ventilated24 big bore air vents make proframe one of the lightest and most ventilated dh approved helmets available on t