The Monza helmet name was inspired by fast street racing, exactly where this helmet excelsTwo piece In-moulded hardbody adds strength, protection, and durability24 deep sculpted Wind Tunnel vents allow for maximum coolingThe RocLoc 5 custom fit design allows for the maximum adjustment and stabilityCoolmax pads add comfort and wick away sweat, and these can be removed for washing if necessarySleek, stylish, and with colour schemes to suit any bikeWeight: 256 gramsMeets CE EN1078certificationS: 51-55cmM: 55-59cmL: 59-63cm