Even if the helmet never saves you in an accident it's usually warmer and more comfortable than a hat and will save you from many annoying bumps on the head on

Even if the helmet never saves you in an accident it's usually warmer and more comfortable than a hat and will save you from many annoying bumps on the head on the lift. Here in Europe all boarders are wise enough to wear a helmet, but some skiers still don't, usually old men who have been skiing since long before helmets were a thing.