This video captures the beauty of underwater life, showcasing a yellow and blue sea sponge. The sponge is seen moving slowly, with its blue tubes and yellow body contrasting against the dark background. The sponge's movements are smooth and graceful, creating a mesmerizing effect. The video provides a close-up view of the sponge, highlighting its unique texture and color. The sponge's blue tubes are prominently displayed, and its yellow body adds a pop of color to the scene. The video does not contain any other objects or creatures, focusing solely on the sea sponge's movements.