**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 This is the Shark Spartan helmet, the new aerodynamic race helmet. It is a full face helmet, ideal for track and road riding. As well as being classy, aerodynamic and strong, the Shark Spartan helmet has features that are usually reserved for touring helmets, such as the internal drop-down sun visor. The Shark Skin peak side fastenings give an active reduction of whistling noise while riding at speed and the double spoiler with built-in air extractors keeps you stable and cool. The visor is a Max Vision visor and a Pinlock fog-free insert is provided in the box. The internal retractable sun visor is just a flick of a switch away from holding back the sun from your eyes. As well as that, the helmet retains its high level of comfort even when you are wearing your spectacles. You get the usual five-year warranty from Shark and the Spartan is available in a wide range of sizes and colorways, it is compatible with the Sharktooth Bluetooth communication system. **Features:** * Lightweight fibreglass construction * Pinlock MaxVision insert lens included * Aerodynamic dual spoiler * Shark skin side covers reduce noise * Integrated drop down sun shield * D-Ring chin strap closure * Autoseal shield system for sound and weatherproofing * Quick release face shield system * Easy Fit glasses system provides optimal comfort for riders wearing glasses * Chin curtain included * Certified ECE 22.05 *[XS]: Extra Small *[SM]: Small *[MD]: Medium *[LG]: Large *[XL]: Extra Large