Description Warranty Information Mizuno MVP G2 MBH200 Adult Fitted Batter's Helmet 380224 (Black, XL) : Small: 6 3/4" - 7" Medium: 7" - 7 1/4" Large: 7 1/4" - 7 1/2" X Large: 7 1/2" - 7 3/4" One Year Warranty