Jinx has pale grey-white skin, pink blush marks on her cheeks, and pink eyes with cat-like pupils. Her hair is pink, horseshoe-shaped, curving outward at the tips, and sectioned off with metallic black bands near the top of her head.

She wears a short, black, long-sleeved dress with a jagged trim and a jagged, violet collar that covers her shoulders. She also wears black-and-violet striped leggings underneath her dress, black high-heeled platform boots with violet soles, and a black choker.