With its distinctive look, unsurpassed microfiber cover, and built-in Dual Action Micro Pump®, the Spalding WNBA Official Game Ball meets the demands of the very best in the game. Every basketball is precision engineered to provide uncompromised balance, weight, rebound and size while maintaining the exact grip and playability characteristics of a traditional basketball. Each ball is constructed to meet official size and weight specifications set by the WNBA. Each ball is made from Spalding’s exclusive ZK® Microfiber composite leather cover material for unmatched feel and performance.