This used 50,000 Zairean zaire note is a standard circulation banknote issued by the Bank of Zaire. It is a brown note that is dated 24 April 1991, bears the signature of Pierre Pay Pay wa Syakassighe, and measures 160 mm x 80 mm. Its obverse side features a leopard, the national coat of arms, and Mobutu Sese Seko. Its reverse side shows four Western gorillas. Security features include a windowed security thread with a demetallized REPUBLIQUE DU ZAIRE and a watermark of Mobutu Sese Seko.