In the video, a person is holding a ruler and measuring the width of a piece of wood. The ruler is made of wood and has black markings indicating the measurements. The person is using the ruler to measure the width of the wood, which appears to be about 1/4 inch. The background of the video is a cluttered workshop with various tools and equipment visible. The person's hand is steady as they hold the ruler against the wood, ensuring an accurate measurement. The lighting in the workshop is bright, making it easy to see the details of the ruler and the wood.