Luppi is a male Arrancar with youthful features. He has short, curly black hair, lavender eyes, and three pink stars above his left eyebrow. He wears a long-sleeved shirt with openings revealing his abdomen, a white hakama, black sash, socks, and open-toe shoes. Remnants of his Hollow mask are on his head, and his Espada tattoo is on his hip.