In the video, a woman is seen swimming underwater while holding a surfboard. The woman is wearing a wetsuit and a snorkel mask. The water is clear and blue, and the ocean floor is visible. The woman is moving slowly and gracefully, using the surfboard to navigate through the water. The surfboard is white with a yellow stripe on the side. The woman appears to be enjoying her time in the water, and there are no other people or objects visible in the video.