Women's RD-1X RunnerThe 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.

A 10 mm heel-to-toe drop provides control for amplified acceleration moving you toward your goals faster

The pinnacle of performance

- Carbon rubber outsole for maximized traction and durability

it's designed to help you train smarter and harder

it blends power

trust in our shoe to take you the distance in style and performance

while the ultra-thin TYRTac™ rubber outsole delivers superior ground feedback and traction across all surfaces

Powered from the ground up

the DropZero trainer provides the perfect blend of comfort

and stability for a variety of training routines

- 3mm supercritical TPU topsole

Its ergonomic design conforms to the natural shape of your foot