Jumin is a tall, young man with a slim body. He is 184 cm (6' 0") tall, the tallest in the RFA, and he weighs 78 kg (171.9 pounds). He is depicted as having messy black hair that has a slight brown hue in some pictures, with a strand of hair sticking up that can be seen on ahoge type characters. He has sharp grey eyes and also has a very pale complexion. He is often seen wearing his formal suit even when he is in his penthouse.