Exclusive collector's item from the National Bank of Romania (Banca Națională a României). Item: A souvenir uncut sheet containing 4 polymer banknotes of 10 Lei. Condition: Pristine UNC (Uncirculated). The sheet is kept in its original presentation folder. Authenticity: Includes the original Certificate of Authenticity issued by the National Bank of Romania (BNR). Design: Features the famous Romanian painter Nicolae Grigorescu on the obverse and a traditional house from Oltenia on the reverse. Features: High-quality polymer substrate with advanced security features (transparent window, iridescent stripe). Item: Special uncut sheet of 4 polymer banknotes, denomination 20 Lei. Subject: Dedicated to Ecaterina Teodoroiu, a Romanian hero of World War I. Condition: Absolute UNC (Uncirculated), preserved in its original state. Inclusions: Comes with the official National Bank of Romania (BNR) presentation folder and the original Certificate of Authenticity (COA No. 07499). Security Features: Advanced polymer technology, including a complex transparent window and color-shifting elements. This is a limited edition numismatic product, highly sought after by collectors of European currency and uncut sheets. The item comes in its original BNR branded envelope and folder as shown in the photos.