The highest quality ball on the market that is NOCSAE/SEI certified. Engineered with safety, quality, and durability at the forefront, and designed to set the standard in lacrosse ball quality. The official ball of the Premier Lacrosse LeagueKey FeaturesNatural rubber base. 18 different additives. Meets NOCSAE/SEISafer color Easier for fans, players, and refs to see Epoch 3-pack Lacrosse Balls in White.