Northwave Sonic 3s

- SOLE: NRG Air Carbon reinforced

- UPPER: PU with comfort airmesh

- UPPER CONTRUCTION: Multilayer Thermowelded + Airflow System

- CLOSING SYSTEM: 3 asymmetrical straps

- HEEL: Integrated Heel System

- FOOTBED: Performance Advanced

- TECH: SPD pedals compatible

- PESO: 260gr