Tyvek paper shoes on kickstarter

In case anyone has missed it. I couldn't find this in the in another post using the search:

http://www.kickstarter.com/projects/theutlab/light-wing-trainers-impossibly-light-tyvek-paper-s?ref=popular

Claimes weights from http://www.gizmag.com/tyvek-paper-shoes-light/27986/

"150 grams (5.3 oz) for single shoe of size US men's 11."

I'm not associated with the project at all. Just read about it on gizmag.