If your little one is likely to go big before they go home, you might want to put them in the Kali Protectives Chakra Youth Plus helmet. It includes an added layer of QuadCore, a LDL layer, to the original design, making it a great choice for the little shredder in your life.LDL - QuadCore technology is used throughout the interior of the helmet to reduce rotational impact forces up to 25%, and reduce low-g linear forces up to 30%Anti-microbial pads Breakaway VisorDial-fit closure systemStyliish matte finish21 vents