The video shows a person demonstrating the installation of a pet carrier in the back of a car. The carrier is made of metal bars and has a yellow latch on the side. The person is seen attaching the latch to the car's door, ensuring that the carrier is securely fastened. The carrier is then locked into place, indicating that it is ready for use. The video provides a clear view of the installation process, making it easy for viewers to follow along and understand how to install a similar carrier in their own vehicle.