Rare mask from Cuba / Bushongo; middle of 20th century

Mask Cuba/Bushongo middle of 20th century; wood , textile, cowries and colors. The face carved with narrow slit eyes, nose and diamond shaped mouth painted with groups of small black and white triangles and lines in black and yellow, the high top on the head of brown fabric and patterns of cowries. Good and ornate crafts. Cuba/Bushongo Democratic Republic Congo. measurement: 37 cm; on socle; traces of age and use