* The Mips® Safety System allows the head to move inside the helmet which can reduce the harmful rotational force otherwise transferred to the head * Dual density EPS liner features extensive venting * Injection molded polycarbonate/ABS shell | Article: Thor Sector Runner MIPS Motocross Helmet, grey-green, Size XS | Article: Thor Sector Runner MIPS Motocross Helmet, grey-green, Size XS, grey-green, Size XS
