<!--ProdInc[170070201]/Mall:[rei_US]--> Integrated Mips brain protection system: All Giro helmets are designed to reduce as much energy as possible while meeting and exceeding stringent safety standards Goal of Giro integrated Mips-equipped helmets is to reduce rotational forces, while enhancing fit and comfort by combining the Mips slip plane with the adjustable fit system Giro believes that helmets equipped with this technology can reduce the amount of rotational force that may be transferred to rider''s brain in certain impacts Deep coverage with aggressive ventilation from 17 vents coupled with deep internal channeling helps keep things cool Wind Tunnel ventilation system combines active vents in the shell with inner exhaust channels that thrust fresh, cool air over and around your head while forcing heat out This effective cooling system provides a difference you can feel every time you ride Roc Loc 5 fit system allows you to easily custom-tune the fit tension and fore-aft tilt of the helmet in seconds, using a single hand, for a comfortable, stable fit In-mold lower Hardbody wrap fuses a light-yet-tough polycarbonate shell to the foam liner, eliminating adhesives and excess weight Hardbody design extends coverage to the inside of the helmet to enhance durability Tool-free, bolt-on visor is easily adjustable and offers plenty of vertical adjustment, giving you a spot to stage your goggles when you''re not wearing them Adjustable moto-style screw-in visor features an adjustment mechanism that lets you move the visor up and down in indexed steps and can be easily adjusted with one hand These steps include 3 riding positions plus a high position for goggles storage above your browImported. Technical spe <a href=''https://www.rei.com/product/231449/giro-source-mips-bike-helmet'' target=_blank><img src=''https://www.antpop.co.kr/antMain/AntImgView?CustID=jellymom2&MallKind=US&MallID=rei&ProdInc=170070201&MallIDEncodeYes=0&SiteName=PostSelf'' width=''100px'' height=''20px'' border=0></a>