**Shark Helmet Sizing** SIZE | HEAD (CM) ---|--- XS | 53-54 SM | 55-56 MD | 57-58 LG | 59-60 XL | 61-62 2XL(KS) | 63-64 The EVO-ES embodies all of SHARK’s expertise in the design of modular helmets for daily users seeking to enjoy optimal protection whether in the jet or integral position. **Structure and safety :** * Shell made of injected thermoplastic resin * 2 shell sizes for optimal morphological adjustment * Micro lock buckle system * Multi-density EPS **Visor :** * VZ 150 model, anti-scratch and anti-fog visor * The patented “Auto-up / Auto-down” system allows automatically lifting the visor upon raising or lowering the chin guard * UV380-labeled visor treated to resist scratches * Quick visor release system **Inside :** * “BIRD EYES” lining fabric, black color * "EasyFit" system: Optimal comfort for riders wearing glasses * Removable interior suitable for machine washing (30°C max) * Magnetic and retractable soundproof breath guard * “King size” available in certain specific colors * Slot reserved for the Sharktooth® intercom **Aerodynamics and ventilation :** * 3 air inlets * 2 air extractors * Aerodynamics optimized by means of CFD (Computational Fluid Dynamics) design studies *[XS]: Extra Small *[SM]: Small *[MD]: Medium *[LG]: Large *[XL]: Extra Large