Two Swedish women have developed a remarkable solution to avoid serious damages that might caused due to by-cycle accident. The name of the invisible bike helmet is Hövding and it is an airbag. The airbag is designed like a hood and made in an ultra-strong nylon fabric that won’t rip when scraped against the ground. Hövding protects nearly all of the head, while leaving the field of vision open.
Please check the video link to know how it works: http://vimeo.com/43038579