The SIMA helmet has the characteristic of having an area of EVA protection to the neck in addition to a full comfort lining, ensuring protection and comfort. TECHNOLOGY: In MoldFEATURES: Anti-Microbial Pads, Washable, Printed Ear Pads, EVA Neck Protector, Goggle RetainerMATERIAL: PC Shell & Under Wrap, EPS FoamVENTS: 3CERTIFICATION: CE EN 1078INTENDED USE: Snow Sizing: S 55-57 cm M 57-59 cmL 59-61 cmXL 61-63 cm ⚠ WARNING: This product can expose you to chemicals including Bisphenol A (BPA), which is known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.