You don't have to choose between windproof and waterproof - with the Ultra you get both.
CENTURION REVIEW: The numbers speak for themselves, for a lightweight waterproof this jacket offers the highest level of waterproof and highest breathability rating of any available product on the market . Simply put it means you will be more comfortable for longer when training or racing in this jacket. The additional features, the tunnel effect hood with a brim, the built in mitt and the ability to stow the jacket into it's own pocket, all make this a superb option for ultra distance running year round.
30,000mm water entry pressure and 30,000 g/m2/24hr moisture vapor transmission rate—the new Ultra Jacket and Pant are designed to keep you dry during intense activity—no sweat
Brimmed Tunnel Effect™ hood with ventilation allows ideal airflow while keeping rain out
Integrated Flip Mitts™—self-storing mitts provide waterproof warmth
Exceeds the breathability and waterproof standards required by any ultra distance race
Peristaltic armpit vent pumps in cool air and pumps out warm air during natural arm movement