Men's SR-1 Tempo Runner Size (US):4.5 Featuring a secure lockdown lace

Featuring a secure lockdown lace system and a high-top knit construction

For a more traditional fit

the CXT-2 Trainer boasts an array of advanced features designed to elevate your training experience and take on the most rigorous competition and training regimens

with responsive and durable support that reacts to the energy you put in

Lightweight comfort

Men's SR-1 Tempo Runner Size (US):4.5 Featuring a secure lockdown laceSpeed. Traction. Lightweight comfort. The SR 1 Tempo Runner is equipped with the latest in foam technology, Surge NRG+ enhanced with supercritical foam for ultimate comfort, response and durable support for any movement. This runner features a lightweight monomesh upper for unmatched breathability that's perfect for interval training, jogging, or walking. It's designed to keep your feet cool and comfortable throughout your exercise routine.