Flex System--flexibility engineered into the helmet's shell, facemask and facemask attachment system with hinge clips reduces the impact force transfer to the athlete. Air fit liner and jaw pads. Inflation may be required for final sizing adjustments. All points Quick Release -- Four-point facemask attachment that disengages with a simple press of a button. Cam-Loc chin strap attachment system allows for easy, efficient adjustments that can keep up with the game's faster pace Recommended for Youth Players through junior high.