Originally Posted by
busygizmo
Always wanted a Giro helmt but they never fit quite right but then tried the Atmos and loved it. Bought a previous year's model for well under $100. Best helmet I've ever had, light and well ventilated.
Like several people have said go try some on and find one that fits, that is the most important thing.
I agree, Giro usually is too round for my oval head, but the Atmos works for me too! Leaves a dent in my forehead though - I may search for a different helmet because of it.