The product is a 2021 Romania 20 Lei banknote featuring Ecaterina Teodoroiu. This ungraded, uncirculated banknote is from the European country of Romania and is part of a collection of assorted denomination notes. It is a valuable piece for collectors interested in European banknotes, specifically those from Romania. The banknote is uncertified, making it a unique and collectible item for enthusiasts of numismatics and European currency.