... 2,OEM,Open mould; 3,CE APPROVED; 4,High temprature resistance PV shell; 5,IN- safety helmet 1,Massive ventilation ... , 2,OEM,Open mould; 3,CE APPROVED; 4,High ... temprature resistance PV shell; 5,IN-MOULD bicycle helmetbicycle helmet, road helmet, Standard: EN 1078, CPSC.vents - 16dial ... 85*30*47.5cmDelivery Detail:40 days safety helmet