On Vertical Runner Race Day Singlet - Women's Water Resistant A tried-and-true trainer that employs

A tried-and-true trainer that employs speed focused design details throughout

A GORE-TEX membrane keeps your feet dry come rain or shine

This helps create a smoother and more propulsive experience during the toe-off phase of your stride

The all-new Ellipse matches this enthusiasm

On Vertical Runner Race Day Singlet - Women's Water Resistant A tried-and-true trainer that employsEngineered for speed and comfort on race day, the On Vertical Runner Race Day Singlet delivers lightweight performance when it matters most. The minimal design reduces weight while strategic ventilation keeps you cool during intense efforts. Smooth fabric minimizes chafing, and the fitted cut provides unrestricted movement from start to finish. Built for runners who demand precision and efficiency in every stride.