In the video, a person is seen holding a piece of gray yarn in their hands. The person then proceeds to tie a knot with the yarn, using their fingers to manipulate the strands. The yarn appears to be of a thick and sturdy material, and the knot is tied in a simple yet secure manner. The person's hands are steady and precise as they work, indicating a level of expertise in handling yarn. The background is a plain white surface, which provides a clear contrast to the gray yarn and allows the viewer to focus on the knot-tying process. Overall, the video is a straightforward demonstration of how to tie a knot with yarn, with no additional elements or distractions.