*To get this Price - go to the Right Hand Side of the Page under More Buying Choices and Choose Discount Rubber Stamps or Tradecozone as your Seller - $3.83 + Free Shipping
- Simply make a small mark on U.S. currency.
- Chemically sensitive ink works instantly.
- Amber mark passes the test, while a dark brown or black mark means the bill is suspect.
- Works on all new design U.S. currency (1959 and later).