Metal ball bounces off a thin sheet of super-tough hydrogel

I found this video on the Popular Science site and thought it was interesting. The video was produced at Harvard by Zhigang Suo who freated a gel from two polymers. What a cool material. Now all we need is some product that use it.

http://www.popsci.com/science/article/2012-09/video-hydrogel-tough-rubber-deflects-ball-metal-without-breaking