The Smith Sidekick Jr Mips Bike Helmet - Kids' is designed to keep young riders safe, whether they're traversing dirt trails or cruising pump tracks. This lightweight helmet features an in-mold construction that fuses the shell and EPS foam into a unified piece for excellent protection. The innovative Mips Safety System helps minimize rotational forces from angled impacts, providing an added layer of safety. Adjustability is a breeze with a dial fit system that accommodates two youth sizes, ensuring a snug, secure fit. Twelve fixed vents ensure consistent airflow to keep the wearer cool, while the integrated visor and AirEvac ventilation work seamlessly with Smith eyewear for fog-free vision.