WiPEY: Mini Electric Wiper for Motorcycle Helmet - YouTube
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Motorcycle Helmet Wiper - Automobiles, Parts & Accessories - AliExpress
Electric Helmet Wiper, Wipey To Go On Kickstarter Soon: Fits All Types Of Helmets - DriveSpark News
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Helmets Bike Spider Custom Sports Iron Wipers Venom Motor Cycle Flip up with Internal Visor Open Face Half Motorcycle Helmet - China Motorcycle Helmets, Helmet Motorcycle | Made-in-China.com