I will wrap a fresh blue shop paper towel around some parts of the helmet at the start of the day, then leave it out with the underside exposed to the full sun on days I'm not working. I'd probably do a quick wash with laundry detergent if it got bad. Nothing beats detergent.
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.