Jax has black eyes with square pupils, and his sclerae and teeth are both yellow. Jax wears light pink-colored overalls and yellow gloves. His overalls have yellow buttons on them and also has a single rectangular pocket on the front. Jax is a mischievous, laidback, calm, sassy, impulsive, egotistical, and brazenly condescending individual, and rarely shows any empathy or remorse for those around him.