The fastest covering for your feet, for the high speeds of time trialing.
Features • Aero fit • Castelli's Fast Feet project-for time trials • Extensively tested to be the fastest foot covering for time trialing • Silicone-coated fabric over the shoe smooths out airflow • Engineered grooved Lycra® on ankle portion helps detach airflow • Flat polyurethane tape at top to keep shoecover in place
