Originally Posted by mcguyver
7 3/8" = 7.375"
7.375" x 2.54 cm/in = 18.7325 cm (diameter)
18.7325 cm x pi = 58.85 cm (circumference)
Done on a shitty $0.99 calculator, but I'd go with 59 cm as being a large. I'm 7 1/2" and large hats fit me fine.
Thanks,but helmet you don't want to be loose.I have boonie hat that says XL
and fits nice.But I have never before bought an XL hat before.
Did you find the large just a wee bit tight??