The video shows a woman in a mermaid costume swimming underwater in a pool. She is wearing a pink and blue tail and a pink top. She is swimming through a hula hoop that is floating on the water's surface. The water is clear and sunlight is shining through, creating a beautiful effect. The woman is moving gracefully, and her movements are smooth and effortless. The hula hoop is pink and blue, matching her costume. The woman appears to be enjoying herself as she swims through the hoop.