The video shows a dog with a wheelchair attached to its hind legs. The dog is running on a track with the wheelchair attached to its hind legs. The dog is black and tan in color and is wearing a white harness. The wheelchair has two wheels and is attached to the dog's hind legs with straps. The dog is running at a steady pace and appears to be enjoying the activity. The track is red and there are no other objects or people visible in the video.