SOLD OUT ONLINE Available to you - Used 1x on a treadmill. CTM Ultra Carbon 2 is an updated version of the Ultra Carbon that is slightly lighter, offers a re-tuned foam for better acceleration and deceleration and improved comfort around heel. A new standard in ultra-distance running for elite athletes, this high-end running shoe combines hyper-lightweight UD Foam Pro ™ with a tuned carbon plate for the ultimate in efficiency and energy return. It also features a full-contact rubber traction outsole that delivers best-in-class durability and traction. Whether you are training for a marathon or competing at extreme distances, this is your shoe. Built for speed and durability, the Ultra concept includes ultra-lightweight and ultra-fast running shoes that are capable on varying surfaces. The platform provides a perfect balance between stack height, drop and foot angle to enable runners to keep form as effortlessly as possible, which is essential when you want to run fast during a sustained period of time. CTM stands for Craft Tailored Motion and includes the most advanced materials and the latest innovations for the most demanding athletes. When superior function, maximum energy return and truly low weight is the name of your game, this is where you come to play.