In the video, a person is seen tying a knot with a black string on a wooden surface. The person's hands are visible, and they are using their fingers to manipulate the string. The knot appears to be a simple one, and the person seems to be demonstrating how to tie it. The wooden surface provides a contrasting background to the black string, making it easy to see the knot-tying process. The person's movements are deliberate and precise, indicating that they are experienced in tying knots. Overall, the video provides a clear and concise demonstration of how to tie a knot with a black string on a wooden surface.