In the video, a person is seen holding a tray covered with aluminum foil. The person then proceeds to fold the foil over the tray, covering it completely. The tray is then placed on a surface, and the person continues to fold the foil over the tray, ensuring that it is completely covered. The person's hands are visible as they manipulate the foil, and the tray appears to be of a standard size. The aluminum foil is shiny and reflects light, indicating that it is clean and unused. The video does not provide any context or information about the purpose of covering the tray with foil.