The Estro Mips is a versatile road helmet ready for longest day on the bike. HAS 26 vents, 17 of which are inlets and 9 are exhaust holes, all of them work in synergy with the internal engineered air channeling system to ensure maximum ventilation.Key Features:In-mould polycarbonate shell with EPS linerFull polycarbonate wrapped EPS liner to enhance durabilityExtended Head Coverage for deeper head protectionMIPS-C2 Brain Protection System protects against certain impactsMET Safe-T Upsilon Fit System360? Head belt, Vertical adjustment to maximse adjustabilityHand washable comfort padsAir Lite straps with adjustable divider leave you with an individual fitReflective rear decals to enhance visibility in low-light conditions26 Vents, Internal engineered air channeling to improve ventilation and comfortSunglasses ports to securely dock sunglasses when climbing or resting