In the video, a person is seen holding a knife in their hand. The knife has a black handle and a silver blade. The person is using their thumb to rub the blade of the knife, which appears to be sharp. The background is a green cutting mat with grid lines. The person's hand is visible, and they are wearing a green bracelet on their wrist. The knife is being held firmly, and the person's thumb is moving back and forth across the blade.