That's where the Bikerguard is designed to come in. It's a visor wiper that can be attached to just about any motorcycle helmet to swipe away the rain. There is a fine line between brilliant and ...

The Shetters visors, initially slated for select Arai and Shoei helmets, use a light sensor to figure out when you're likely to want to tint your visor, and automatically and near-instantly tints ...