Born from the demands of elite-level TT and triathlon competition Rivet Mips delivers watt-saving aerodynamic performance with pro-tested fit and top-tier safety. Featuring wind tunnel-optimized shaping and airflow management Mips Air Node angled-impact protection and an interchangeable visor system the Rivet Mips is the sleek safe and stylish way to shave seconds off your time. CFD-modeled and wind tunnel-validated aerodynamic design saves 6.4 watts over the previous model Low-drag dual vent system with internal airflow channeling Streamlined profile for minimal drag and maximum speed Proprietary central dimple shape to optimize airflow Detachable aerodynamic visor with UV protection and anti-fog coating Dual-use visor and rear aero fin system optimized for time trial or triathlon Integrated Mips Air Node rotational impact protection Three-position adjustable height fit system Comfortable lightweight strap system Fidlock® magnetic buckle for secure one-handed fastening Sizing: S 51–55cm M 55–59cm L 59–63cm Weight: 503g Size M with Visor / 423g Size M without Visor