Northwave approached the design of its Extreme Triathlon Shoes with a threefold ideology. First, the shoes must be comfortable. Secondly, its closure system needs to support a speedy T1. And lastly, the shoes need to perform under pressure. And although these requirements seem rudimentary, we ask, when was the last time that you wore a shoe that succeeded in all of the above The Extreme Triathlon shoes adopted the same top tier technology found in Northwave's road line, its Ultralight Carbon design. This features Northwave's finest carbon fiber in order to provide maximum rigidity. And when coupled with its feathery 60 grams of overall weight and extremely low stack height, your power transfer experiences a minimal loss of energy. Additionally, the outsole features Northwave's Airflow System, where there are three ventilation ports fore and aft on the sole. So, cool air will flow over the foot, keeping you cool and controlled on race day. Further along the lines of comfort, the Extreme Triathlon shoes features Northwave's new Biomap technology. Basically, this design extends to all aspects of the shoe, making its every feature an anatomically designed masterpiece. For the uppers, Biomap entails a seamless design that eliminates abrasion against the skin Northwave understands that the shoes will be raced without socks. The principle effect of which leads to a level of comfort that almost feels custom, and by maintaining a proper foot position, a direct transmission of power. Additionally, you'll find that the Extreme Triathlon shoes make use of Northwave's Extreme Air Footbed. This footbed has been specifically designed to be worn with the Ultralight Carbon outsole. Why Because it has numerous vents that directly correspond to the aforementioned ventilation ports in the outsole. So, airflow doesn't simply stop at the footbed, it continues over the entire foot. Also, Northwave designed the footbed to be anallergic and antibacterial. This way, germs and stink...