Excellent safety High strength ABS shell highquality EPS buffer layer firm and durable safety impenetrable light weight elastic design providing the best impact absorption meeting or exceeding the safety standard certified by FMVSS218 dot The helmet can maximize the protection for child safety Ventilation The helmet has three vents the one on the chin and the one vent on the head to maximize air circulation The aerodynamic air intake system can introduce fresh air and replace the hot air in the helmet to ensure that children stay cool when riding offroad bicycles ATVs motorcycles and any other offroad sports Function Increased peripheral sun visor improved riding safety The adjustable shatterproof sunshade is perfect at blocking the sun and can rotate slightly according to the direction of the sun This can protect children from the risk of sun exposure during riding Liners Quick Release Strap Quickrelease chin strap and fully removable washable and replaceable microfiber inner liner The liner provides an equilibrium of style functionality as well as safety Multifunctional It can be used as pullon helmet full face helmet or crosscountry helmet This is an ideal choice for crosscountry bicycling motorcycling mountain biking power sports and other outdoor riding activities It is unisex