The video features a yellow Lego submarine with blue windows and black wheels. The submarine is shown moving through the water, with its wheels spinning and splashing water around. The submarine has a face on the front, with eyes and a mouth, giving it a playful and friendly appearance. The background consists of a clear blue sky with fluffy white clouds, and the water is depicted in a light blue color. The submarine appears to be the only object in the video, and there are no other objects or characters present.