헬멧 깨집니다. 절대절대 뿌리지 마세요!

My cherished Arai helmet shield suddenly shattered. I hadn't fallen, nor had I been hit by a rock. Upon investigating the cause, I discovered it was a problem many riders face, and the culprit was none other than helmet cleaning products. I have summarized exactly which ingredients were the issue, which products should be avoided, and how to safely maintain your helmet. This is essential information for all riders, not just Arai owners. 👍 If you found this helpful, please subscribe and like. Car Test Drives by Lee Jae-rim's Car Jam TV    / @carjam_tv   Instagram   / timlee2018