WARRIOR Alpha One Helmet Combo features the TRUE ONE YOUTH Shell, which is a one-piece high density plastic shell that's accompanied by an EPP liner that provides a barrier of protection, made specifically for the smaller head size of youth players. Additionally, the Alpha One Helmet Combo features the DIAL FIT ADJUSTMENT for comfort & safety by properly adjusting the size of the helmet with a simple fit adjustment dial (located in/on the back of the helmet. Further, the included Cage adjustment helps you align the cage properly with the youth players chin using Warrior's cage adjustment system that provides 10mm of fit range to safely fit the player's face comfortably inside the cage.