aka Kneaded Rubber
I've heard people say they can't find it, but i found a store full of it today and brought home 30 pieces, thinking I could help out a few brothers, but.. turns out they have it avalable on their website
NOW ON ONE WILL EVER WANT FOR KNEADED RUBBER MALEABLE ERASERS AGAIN
http://www.dickblick.com/products/de...ubber-erasers/
Edit: I fixedededed the link