FEATURES: Batting helmet for Baseball Made with a durable ABS shell and performance padding DryLite(R) Inner Lining to transport excess moisture Size: Adult | Offered in two sizes for a fit that is snug, but forgiving 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" NOCSAE certified Model: 380434