Description Wilson US Open tennis balls are the official ball of the US Open tournament, featuring premium woven felt for superior playability and consistency. These extra duty balls deliver optimal performance and durability on hard courts, making them the preferred choice for competitive matches and training sessions. Renowned for their fast flight and reliable rebound across various playing conditions. Specifications Type Pressurized. Court Style Hard Court / All Court. Felt Premium woven extra duty felt. Play Level Tournament and competitive play. Approval Official US Open, USTA and ITF approved. Country of Origin Thailand. Key Features Official ball of the US Open tournament for over 40 years. Premium woven felt ensures consistent flight and rebound. Extra duty construction perfect for hard, abrasive courts. Superior durability for extended match play and practice. USTA and ITF approved for official competitive use. KEY WORDS: Wilson US Open Tennis Balls, official US Open ball, extra duty hard court tennis ball, premium woven felt ball, tournament approved tennis balls, USTA ITF tennis balls, competitive match tennis balls
