Jax appears to be a purple cartoon rabbit whose design evokes the look of early cartoon characters, also known as "rubber hose" characters. He has long purple ears on the top of his head and his overall build is tall and slim. Jax has black eyes with square pupils, and his sclera and teeth are yellow. Jax's teeth generally have a flat shape. Jax wears a fuchsia jumpsuit and yellow gloves. His jumpsuit has yellow buttons and also has a single pocket. on the front.