Square Cup

Two white porcelain cups with scalloped edges and black trim, featuring black and white illustrations on the sides. The cup on the left is round and shows a man and a rooster on one side. The cup on the right is square and shows people on three sides. The illustrations on the cups are bordered by a rectangular frame. The body of both cups features a light-colored pattern resembling small dots or spots. Both cups have a short base with two horizontal black lines around it. The background of the image is plain white. The title is "Square Cup" by artist M.C. Escher.