Damn these are pricey:
http://www.amazon.com/Continental-Ga...im_sbs_sg_cy_5
I like them though, I may end up picking up a pair if I start getting flats on the regular.
The slimed tires seem awesome, up to the point where I'm covered in slime. Seen it happen to a guy in town, although he did say that he was able to reinflate his tire and keep on going.