In the video, a person is seen holding a clear glass jar. They are using a paintbrush to apply white paint to the jar. The person is being very careful to ensure that the paint is applied evenly. The jar appears to be a mason jar, and the paint is being applied to the outside surface of the jar. The person's hand is steady as they work, and the paintbrush is being used in a back-and-forth motion to cover the entire surface of the jar. The background is a white surface, which contrasts with the clear glass of the jar and the white paint. The person's movements are deliberate and precise, indicating that they are experienced in this type of work.