The K2 Illusion Kid's Helmet is a perfect helmet for groms that are looking for style and parents that are looking for function. Side Retention Straps for the goggles prevents them from slipping up the back of the helmet and on junior's face. Moms love the fact that the Full-Wrap Liner on the inside of the helmet is removable and washable too. The K2Dialed Fit System has a dial located on the back that keeps a safe and secure fit for season after season. If you want a helmet that is safe and convenient, the K2 Illusion is the realest choice you'll find. In-Mold Construction, Passive-Channel Ventilation, K2 Dialed Fit System, Washable Full-Wrap Liner System, Side Goggle Retention Clips, Warranty: One Year, Category: Half Shell, Audio: Not Compatible, Brim/Visor: Yes, Ventilation: Fixed, Adjustability: Full, Year Round Capable: No, Shell Construction: In-Mold, Model Year: 2017, Product ID: 555346, Shipping Restriction: This item is not available for shipment outside of the United States., Model Number: S1608011042, GTIN: 0886745660231