LIVESTRONG Super Lightweight Integrally Road Bicycle Cycling PVC EPS Protecting Helmet Features:Crashworthiness, not brittle to withstand the high intensity, strong foam density.it usually ships within 6~10days MATERIAL: High grade PC and EPS (Imported). The vast majority of other bicycle helmets on the market are made from EPS. High quality and durable Cycle helmet manufactured with safety in mind. Produce process:Use ONE STEP technical material, EPS increases impact resistance of composite materials. WEIGHT: 220g. We make it lighter, cooler, and wilder. All outer vents and internal air channels have been greatly enlarged, pushing the cooling effect to new levels never achieved before in this Size:54-62 cm. Fit for most of adults.Color: Blue,Green,Orange,Red,Silver and Yellow.it is usually ships within 8~10 days