The Specialized Ambush Mips MTB Helmet boasts a significant amount of extended coverage, Energy Optimized Multi-Density EPS foam that manages the energy from impacts effectively, and an Aramid-Reinforced Skeleton that provides extra structure for the foam. Even with the added protection, though, it fits comfortably with the low profile and fully integrated Mindset 360 fit system. With its five height positions, this system provides unmatched adjustment, while an integrated dial allows for on-the-fly tinkering. The Ambush also keeps you cool with the 4th Dimension Cooling System's massive vents and exhaust ports, so you don't have to worry about overheating - even on the hottest days.Finally, Specialized included a micro-indexing visor that quickly adjusts positions and has plenty of room for goggle storage ... More info