Sandy Cheeks is a fictional character from the animated television series SpongeBob SquarePants. She is a squirrel from Texas who lives underwater in a specially designed glass dome. Sandy is known for her intelligence, athleticism, and adventurous spirit, often showcasing her skills in karate and science. In the show, Sandy wears a diving suit to breathe underwater and is often seen engaging in various activities with her friends, including SpongeBob SquarePants and Patrick Star. Her character represents themes of friendship, bravery, and the importance of being true to oneself.