Sidi’s new Carbon Composite sole is the highest quality injected carbon fiber design. The exceptionally light sole balances power transfer and foot health and is matched with Sidi’s women’s-specific last and narrow heel cup for a perfect fit. The breathable, supple, durable Lorica Microfiber Upper keeps feet comfortable with cooling mesh inserts and t he new heel cup is vented and reflective for added comfort and visibility. The Caliper buckle allows for easy on-the-bike fit adjustment and the soft instep closure system and padded tongue eliminate pressure points. Another feature unique to Sidi, the High Security Velcrowon’t shift or slip. The replaceable heel pad enhances walkability.