Specialized Chamonix 3 Helmet Visit Chamonix Whether you're cruising the bike paths or riding the singletrack, you should always wear a helmet. The Specialized Chamonix 3 Helmet features MIPS technology, a removable visor, and a sleek design. The Chamonix delivers premier comfort, performance-driven ventilation, and S-Works-inspired design language, all in an accessible package. The Headset SX fit system with a micro-adjustable dial makes it easy to dial in the perfect fit, and the Tri-Fix web splitter improves the comfort and makes strap adjustments simple. With 4-Dimension Cooling, your head will stay cool during those warmer rides. Features MIPS Essential Core System for added rotational impact management Headset SX fit system with a micro-adjustable dial for easy, secure, and accurate fit A visor that is easy to remove and re-install SPECIFICATIONSCore Material EPS Foam Closure system Headset SX Fit System Safety Certifications CPSCIntended Use Road, Mountain Weight330g (M)Sizing Size Small Medium Large Head Circumference (in)20 - 22"21. 75 - 23. 25"22. 75 - 24. 5"Head Circumference (cm)51 - 56cm55 - 59cm58 - 62cm | Specialized | Chamonix 3 Helmet Men's | Size Large In Matte Black