Hacker News
- The Invisible Bike Helmet http://www.booooooom.com/2012/08/14/the-invisible-bike-helmet-by-designers-anna-haupt-and-terese-alstin/ 2 comments
- Invisible bike helmet. Woah. http://www.booooooom.com/2012/08/14/the-invisible-bike-helmet-by-designers-anna-haupt-and-terese-alstin/ 16 comments bicycling