Mizuno Adult Women's MBH252 MVP Fastpitch Softball Batters Helmet With Facemask - Grey S/M: 6 3/4" - 7 3/8" L/XL: 7 3/8" - 7 7/8" Durable ABS plastic shell. - EVA Foam inner core. Drylite liner helps control moisture. Pre-drilled hole locations for mask. Solid Matte finish. - Meets NOCSAE standards