In the video, a person is seen painting their nails with blue nail polish. The person is holding a bottle of blue nail polish in their right hand and a nail polish brush in their left hand. They are carefully applying the polish to their nails, starting with the thumb and moving on to the other fingers. The person's nails are already painted with a base coat of pink polish, and they are adding a layer of blue polish on top. The person's movements are precise and careful, ensuring that the polish is applied evenly across the nail surface. The blue polish is a vibrant shade of blue, and the person is applying it in a smooth, steady motion. The video captures the process of nail polish application in detail, showcasing the person's skill and attention to detail.