Design & Technology: Performance youth cycling helmet designed for road and trail riding MIPS(R) Brain Protection System reduces rotational forces caused by angled impacts to the head for optimal protection Roc Loc(R) Sport Fit System allows for easy one-handed operation with a 7cm adjustment range In-mold construction combines a polycarbonate outer shell with an impact-absorbing foam liner Quick-dry padding keeps you feeling fresh Removable visor lets you customize your view Reflective details enhance visibility in low-light conditions Complies with the US CPSC Safety Standard for Bicycle Helmet for Persons Age 5 and Older