The STX Rival Helmet is STX's first ever helmet made specifically for youth players. This Rival is a step up in comfort for the younger player and they will definitely notice a difference. The Rival Jr helmet has maximum size ventilation holes to increase the flow of air and keep players cool on the field. The liner of the helmet is soft foam for comfort, combined with extra soft cheek pads. Intended for players under age 12, this helmet is one size fits most and uses a sliding back piece that is adjusted with Velcro to fit to the player's head. It fits player heads up to 22 inches in circumference. To measure, just take a flexible tape measure and wrap it around the widest part of your players head from their forehead around and back again. If you don't have a flexible tape just use a piece of string, mark it, and then lay the string along a regular tape measure. Features: Designed specifically for players under 12 years of age (U12) Engineered plastic shell and technical foam layer for impact protection Soft foam liner for added comfort Adjustable and customized fit for most head sizes Max ventilation holes for increased airflow Meets NOCSAE standards STX Rival Youth Lacrosse Helmet in Black.