In the video, a person is seen using a knife to cut through a piece of cardboard. The person's nails are painted with a light blue color, and they are wearing a silver ring on their left hand. The knife has a brown handle and a silver blade. The cardboard is brown and appears to be a standard size. The person is cutting the cardboard in a straight line, and the knife moves smoothly through the material. The background is not visible in the video.