Jessica is a teenage girl with shoulder-length ginger/orange hair, a pale complexion, and a pear-shaped body. She has long eyelashes and prominent light-peach lips. She is about a head taller than Morty. Day to day, she wears a pale cyan hairband, a form-fitting, periwinkle polo slightly unbuttoned, a box-pleated mauve miniskirt, pale cyan mid-calf socks, and plain white loaters.

As one of the most popular women in class, Jessica's part in the series thus far has been her care towards you.