Lukwakongo Lega Passport Mask - DRC Typically, these miniature passport masks, known as lukwakongo, feature a heart-shaped face framed by a line formed by the nose, eyebrows and cheek planes. The face is whitened with clay, while the forehead and edges typically have a glossy brown patina. Lukwakongo are never worn on the face, but rather attached to the arm or displayed on a fence at Bwami meetings. H: 18 cm