In the video, a white dog is seen playing with a cardboard box. The dog is biting and pulling on the box, and at one point, it pulls the box over onto its back. The box appears to be a medium-sized, brown cardboard box with purple tape on it. The dog is wearing a pink collar and is in a room with a bicycle in the background. The video captures the playful and curious nature of the dog as it interacts with the box.