In 1999, Romania was the first European country to introduce a full set of circulating polymer banknotes (the banknotes were issued between 1999 and 2001).These included the commemorative 2000 lei note which was issued to celebrate the last eclipse of the millinneum.
http://en.wikipedia.org/wiki/Polymer_banknotejust get few of them and make bets against your friends, you cant rip them