This bell-shaped (or "tulip") beaker is of a shape characteristic of the classic period of Kerma pottery. It entirely black poilished and decorated with horizontal bands of incised vertical lines, including on the base. It is in fragments but mended and nearly complete.
From Kerma, Cemetery S, Tumulus XB, grave 360 (K XB/360). March 1914: Excavated by the Harvard University–Boston Museum of Fine Arts Expedition; assigned to the MFA in the division of finds by the government of the Sudan. (Accession Date: March 1, 1920)
Harvard University—Boston Museum of Fine Arts Expedition