With the intuitive tool-free peak visor and face shield removal, the X1 Alpha is the most functional and versatile adventure + dual-sport helmet on the market. Using zero tools, riders can wear ...

Nobody likes having a fogged-up helmet visor, impairing vision and compromising ... and securely attaches to your existing helmet's face shield with pins. It uses a silicon bead to create an ...

1 Faculty of Medicine, University of Calgary, Calgary, Alberta, Canada 2 University of Calgary Sport Medicine Centre, Faculty of Kinesiology, University of Calgary, Calgary, Alberta, Canada ...