Giro aether helmet mipsfeaturing among the world's most effective protection, the mips assisted aether helmet from giro is a revolution for the road'. '.strtoupper('m')ips works hard to keep your head still in the event of a collision, working along side a dual density eps foam liner that absorbs energy perfectly'. '.strtoupper('o')n the outside of the helmet, the reinforced, shatter resistant aura arch holds the helmet together for full structural integrity in the event of a crash'. '.strtoupper('m')eanwhile, extraordinary levels of comfort are provided by a construction focused on breathability, via 11 wind tunnel vents that keep you cool, and wicks sweat away from your head quickly'. '.strtoupper('f')inally, the coolfit anti microbial finish keeps you feeling fresh over longer distances, and eyeglass grippers add a lovely extra layer of practicality, too.roc locreg 5 fit systemholding it all together, alongside the mips system outlined below, is the industry leading roc locreg 5 fit system'. '.strtoupper('c')ombining comfort and stability for your head without adding any extra weight to your ride, it keeps close to your skull for unbeatable security, with an easily adjustable fit that can be dialled quickly and easily using only one hand.what is mips?mips is a brain protection systemrotational motion can cause brain injuriesthe low friction layer allows a sliding movement of 10ndash15 mm, in all directions, reducing rotational motion to the brain during impactmips adds protectionfeatures11 wind tunnel vents with internal channellingindependent liners with spherical interfacein mould construction with eps liner and progressive layeringsix piece polycarbonate hardbodyroc loc 5 air mipsmips spherical technology independent liners with spherical interfaceaura reinforcing archnanobead eps foameyeglass gripperscoolfit anti microbial paddingbuy giro helmets from chain reaction cycles'. '.strtoupper('t')he world's largest online bike store.