This Coolflo Adult Professional Hockey Style Catcher's Helmet features a ABS shell for impact resistance and Tri-density foam lining for added comfort. It also has ProDri Plus fabric covered pads which feature moisture wicking and anti-bacterial technology to prevent the spread of germs. Meets NOCSAE standards. COOLFLO® highlight hockey-style umpire helmet • Meets NOCSAE® standards • Improved interior padding with Pro Dri Plus™ moisture- wicking technology for better fit and comfort • High strength, increased impact resistance cage • ABS plastic shell for impact resistance • CHRNGD Adult – 7 1/8”-7 3/4”