The Giro Crue is an excellent helmet for any little skier or snowboarder. The Crue features an In-Form Fit System has a dial that helps you get the perfect fit with just a few simple twists. Super Cool Vents keep a steady flow of air moving through the helmet to prevent overheating and keeping cool. Stack Vents sit on the front of the Crue MIPS that keep air moving through the top foam of your little ones goggles to prevent them from fogging. A Seamless Compatibility with the Giro Rev and Chico goggles make for a perfect fit for your little one to enjoy the slopes Hard Shell Construction, In Form Fit System, Vertical Tuning, Stack Ventilation, Removable Goggle Retainer, Compatible with Outdoor Tech Giro Audio Systems, Seamless Integration with Giro Rev and Chico Goggles, Certifications: CE EN1077, Warranty: One Year, Category: Half Shell, Audio: Audio Compatible, Ventilation: Fixed, Adjustability: Full, Shell Construction: Hard Shell, Model Year: 2019, Product ID: 593476, Model Number: 7095237