Pomni is a stylized humanoid character, with a large head and small, slim limbs. She has short, straight medium black hair, with two small pieces poking out from under her hat and two locks of hair framing the sides of her face. She wears a red and blue jumpsuit with round sleeves and shorts, an asymmetrical distribution of the red and blue colors in plain sections and stripes, and yellow accents. Pomni has a high-strung, timid, and paranoid demeanor.