Keigo is a man of average height with a slim and narrow build. He has feathery, ash blond hair that is swept messily backward, with some of the front tufts sticking up in arcs above his head. His eyebrows are notably thick, having a similar texture as his hair, and he has faint stubble on his chin. Dabi has several silver cartilage piercings in both ears and a triple nostril piercing on the right side of his nose. Upon closer inspection, he also lacks earlobes on both sides of his ears. 