Giro manifest mips mtb helmetfeaturing spherical technologytrade powered by mipsreg and progressive layering, the giro manifest mips mtb helmet makes no compromises when it comes to your mountain bike riding safety'. '.strtoupper('a')nd yet it's light and airy too'. '.strtoupper('p')ush your skill levels further, test your tyre grip and enjoy the thrill of the ride, safe in the knowledge that you have the very best in head protection when everything doesn't quite go to plan'. '.strtoupper('m')ipsreg spherical technologycentral to the first rate protection of the manifest mips mtb helmet is the deployment of the very latest mipsreg spherical technology, engineered in collaboration with giro'. '.strtoupper('w')hen you crash rotational forces are a key driver of head and brain injury'. '.strtoupper('m')ipsreg spherical technology seeks to reduce those damaging forces'. '.strtoupper('t')his innovative technology allows the outer liner to rotate around the inner liner during a crash and eliminates contact with a hard plastic slip plane against the skin'. '.strtoupper('t')his redirects impact forces to reduce the effect on the brain, boosting protection and safety'. '.strtoupper('i')n addition to this, giro's progressive layering, dual density foam liner works to absorb both slow and high speed impacts'. '.strtoupper('f')rom steep and technical to fast and flowing trails, it's got you covered.wind tunneltrade ventilationwith confidence high, you'll be pushing your mountain biking further and faster'. '.strtoupper('h')ere you'll appreciate the superb ventilation afforded by the wind tunneltrade vents and internal channelling'. '.strtoupper('k')eeping cool when the heat is on isn't an issue with this turbo charged lid'. '.strtoupper('d')espite the copious amount of vents, strength isn't compromised either, the unique aura reinforcing arch boosting structural integrity'. '.strtoupper('i')nside, the quick drying antimicrobial xt2 padding keeps sweat and bacteria at bay, ensuring freshness for the long haul.fit and forgetfit and positioning adjustments are achieved with a redesigned roc locreg trail air fit system that offers dynamic strength and uv resistance while improving ventilation and comfort'. '.strtoupper('a')nd it almost goes without sayingmdashthe manifests sophisticated style and compact design raise the bar for performance and style.featuresspherical technologytrade powered by mipsregprogressive layeringwide open ventilationaura reinforcing archfidlockreg magnetic buckleadjustable moto style screw in visorxt2reg anti microbial quick dry paddingintegrated eyewear goggle gripperslightweight webbingweight 346 grams size mediumbuy giro protection from chain reaction cycles, the world's largest online bike store.