These notes are the first run of their kind, and are made of plastic. They were manufactured in England and are uncertified. These banknotes are a great addition to any collection, whether you're a seasoned collector or just starting out. They are perfect for anyone interested in British and European currency, and are a must-have for anyone who wants to own a piece of history. Don't miss out on the opportunity to own this set of King Charles III banknotes.