From what I've read/heard, road helmets are designed to ventilate out the back for higher speed while MTB helmets ventilate more out the top, and so the vents are laid out differently.
From what I've read/heard, road helmets are designed to ventilate out the back for higher speed while MTB helmets ventilate more out the top, and so the vents are laid out differently.
Well....I just bought another mountain helmet because it fits me best. I also realized now that both of my helmets are MTB ...ad the road helmets just look big and ugly on my coconut.