Get your little one out and riding around on his or her scooter bike or skateboard while rocking this sporty glossy black Razor V17 Youth Helmet to stay safe and protected. Featuring 17 vents and ergonomic interior this helmet provides safety while keeping the little rider s head cool and comfortable. The sleek finish has a professional look when your little one pushes the limits on their bike skateboard scooter or whatever else they choose. It fits head sizes 21.5 to 22.5 inches. Ages 5 to 8.