Wilson US Open (Extra Duty) Tennis Balls (Can):

Every September the toughest tournament in the world uses over 70,000 of the toughest tennis balls: Wilson US Open (Extra Duty) Tennis Balls (Can). Since 1979, Wilson has been the only ball that has held the distinction of being the "Official Ball of the U.S. Open". Constructed of premium high-grade wool that is woven into a thicker, denser felt, the Wilson US Openâ„¢ tennis ball is known for its superior playability, consistency and durability.  Approved By: ITF, USTA

• Color(s): Yellow
• Core: Performance Core
• Cover Material: Premium Woven Felt
• Pack Quantity: 3-ball can
• Player Type: Performance

NOTE: Due to size or shipping restrictions, this product is restricted to ground delivery within the Continental US.