<http://schema.org/description>
"Not content with producing a helmet with an built-in rear view mirror, Reevu are set to provide a helmet with heads-up display too"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.bennetts.co.uk/bikesocial/news-and-views/features/product/hud-in-reevu-helmets-by-2015>