youth Kids Black/Silver Skull Dirt Bike Flame Motocross Off-Road MX ATV Helmet (Small) Beautiful Gloss UV protective finish and DOT approved Light weight extremely durable composite shell Heavily cushioned and very comfortable interior Removable and washable padding; Well vented all purpose product for off-road riding. Youth Large Size: 20.9" - 21.2" Youth Medium Size: 20.1" - 20.5" Youth Small Size: 19.2" - 19.7"