MEETS NOCSAE STANDARD: SEI certified to meet NOCSAE Standard, these balls are also made to NFHS and NCAA specifications for high-quality performance. MEETS NOCSAE STANDARD: SEI certified to meet NOCSAE Standard, these balls are also made to NFHS and NCAA specifications for high-quality performance. CHAMPIONSHIP BALLS: These lacrosse balls are the official balls of the IHSA, NHIAA, and DIAA championships. DURABLE: Each ball is molded out of premium rubber, making them durable and long-lasting. Ideal for all types of play, from tournaments to training. OFFICIAL COLORS: Available in white, yellow, orange, and lime green to meet all league standards. 2-PACK: Comes as a pack of 2 of the same color These lacrosse balls are the perfect choice for any age or skill level. Theyre SEI certified to meet NOCSAE Standard and are also made to NFHS and NCAA specifications for high-quality performance. These lacrosse balls are the official balls of the IHSA, NHIAA, and DIAA championships. Each ball is molded out of premium rubber, making them durable and long-lasting. Theyre ideal for all types of play, from tournaments to training. Available in white, yellow, orange, and lime green to meet all league standards. These lacrosse balls come in a pack of 2 balls.