The cardboard nutcase
Could a bicycling helmet made of cardboard protect your cranium just as well or better than that cool, multi-vented, aerodynamic polystyrene job you paid 150 bucks for? Industrial designer Anirudha Surabhi Rao thinks so, and he has a video to … Continue reading 
Source: http://jimsbikeblog.wordpress.com/2011/06/21/the-cardboard-nutcase/