On Vertical Runner Race Day Singlet - Women's Water Resistant featuring an agile OOfoam™ strap

featuring an agile OOfoam™ strap for additional support and comfort

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

A FLUIDRIDE™ outsole material is strategically placed to provide smooth transitions between strides

while our ZipFoam™ midsole offers soft response

On Vertical Runner Race Day Singlet - Women's Water Resistant featuring an agile OOfoam™ strapEngineered 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.