Casco - Spirit Carbonic - neon yellow - Modern sports glasses, ideally suited for Nordic sports and touring.
Size Guide helmets
Do you want your helmet to sit correctly on your head?
Then measure your head circumference in centimeters before buying.Take a flexible tape measure, place it at the widest point at the back of your head, run it over your ears and hold it together about 1 to 2cm above your eyebrows.Read the head circumference in centimeters - cm - and find your size in the size chart.Please compare the information again with the item description.Alternatively, you can determine the head circumference with a thread or string.Put the thread around your head in the same way and simply read off the measured length on a ruler.
This is an approximate conversion chart to help you find your size.