Protection and Comfort Constructed with a durable, lightweight ABS plastic shell Engineered specifically for female softball athlete Honeycomb Shell pattern lowers helmet weight while providing high-level protection EVA Foam inner core provides superior protection and interior comfort Drylite(TM) liner helps control moisture ADDITIONAL DETAILS: Sizing: Youth: 6 1/2" - 7 1/4", Small/Medium: 6 3/4" - 7 3/8", Large/XL: 7 3/8" - 7 7/8" Meets NOCSAE standards