In the video, a person is seen painting a wooden surface with a brush. The brush is being moved back and forth over the wood, applying a brown substance that appears to be paint. The person's hand is visible, holding the brush and moving it in a steady motion to ensure even coverage. The wooden surface has a natural grain pattern, and the paint is being applied in a straight line, covering the wood evenly. The color of the paint is a dark brown, and it contrasts with the lighter color of the wood. The brush used is medium-sized, with a wooden handle and bristles that are stiff enough to hold the paint and spread it evenly.