Franklin Sports Xtreme Baseball Helmet (Silver/Black) X-Treme design with full ventilation, meets full NOCSAE standards Select-Fit-Dial-System for one size fits all sizing Molded high impact ABS construction, Shok-Sorb dual density lining AEGIC Microbe Shield anti microbial treatment, embroidered chin strap Accommodates head sizes from 6 3/4 to 7 1/2, unique two-tone air brushed finish