Miss Shell is an elderly woman and a recurring character that appears in numerous episodes throughout in the series.
She is lavender and has light bluish white hair with red lipstick. She usually wears a light blue dress and oval shaped glasses with black boots. She can also be seen wearing a device on her ear that detects hearing more clearly.
Originally, she became a kindergarten teacher. At some point, she retired from her job. She then moved to Shady Shoals Rest Home.
She was once a kindergarten teacher. When SpongeBob attended kindergarten, he had Miss Shell as a teacher.