Women's RD-1X Runner New response and durable support for

response and durable support for any movement

generating greater ground contact and force through every rep

Redefined - Building on the success of its predecessor

reinforced TPU for durability

- Carbon rubber outsole for maximized traction and durability

Women's RD-1X Runner New 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.