In Ultimate Alien, Ben wore a standard Plumber suit during a few of his off-world excursions. Ben wore the recalibrated original Omnitrix in Alien Force and the Ultimatrix in Ultimate Alien on his left wrist. In Alien Force and Ultimate Alien, Ben wore a black shirt, blue jeans and a green jacket with white stripes on his left sleeve and the number 10 on the right, white socks, and black and white Converse-style shoes. Ben wore the original Omnitrix on his left wrist.
In the Original Series and Omniverse flashbacks, Ben's usual clothes consisted of a black-striped, white shirt with short sleeves, military green cargo pants with side pockets with a black belt hidden under his shirt, and black and white sneakers with black stripes. White numbers saying '5 1/2' were on a black square in front of his overalls. In the Omniverse flashbacks in which he was five years old, Ben wore green overalls with a white shirt underneath it. He has unkempt brown hair, green eyes, pale skin, and he is quite skinny for his age, though he shows a lot of muscle definition due to being athletic. However, he retains some recurring characteristics. 8.5 Ben 10 Ultimate Alien: Cosmic Destructionīen's physical appearance has changed throughout the series from a 10-year-old to a 16-year-old.8.4 Ben 10 Alien Force: The Rise of Hex.
