Women's RD-1X Runner CXT-2 Trainer response and durable support for

response and durable support for any movement

while the 21mm heel-to-toe drop deepens movements and increases stability

allowing your feet to move naturally and strengthening your connection with any training surface

This runner features a lightweight monomesh upper for unmatched breathability that's perfect for interval training

Women's RD-1X Runner CXT-2 Trainer response and durable support forThe RD 1X is equipped with the latest in foam technology, Surge NRG+ enhanced with supercritical foam for ultimate comfort, response and durable support for any movement. The lightweight upper continues to provide unrivaled airflow and response with added anti stain treated engineered mesh to keep you feeling fresh. A 10 mm heel to toe drop provides control for amplified acceleration moving you toward your goals faster.