The video shows a person's hand pointing to three glasses of water on a table. The glasses are arranged in a triangle formation, with the largest glass on the left and the smallest on the right. The person's hand moves from the left to the right, pointing to each glass in turn. The glasses are clear and filled with water, and the table is a light color with a speckled pattern. The person's hand is visible throughout the video, and the background includes a blue tiled wall.