Score your goals with Mikasa Sports Water Polo Balls. Size 5 Yellow School Series This sports equipment is made tough and hand polished. Meets all outdoor conditions. In addition, the textured pattern provides excellent non-slip performance, allowing you to hold the ball with one hand. Besides, this game ball is officially approved by the USA Water Polo Organization and National High School (NFHS). What are you waiting for? Complete your sports gear with Mikasa Sports Water Polo Ball today! Size 5, Yellow School Series