65828 wilson us open 4 ball gul N0001565-620 Made of BPA-free food grade

Made of BPA-free food grade stainless steel

while a herringbone-patterned outsole provides a stable grip for quick turns on the pitch

The t-shirt also has the Japanese phrase "KATAKANA" printed on the back

The trousers are water resistant and have high breathability

65828 wilson us open 4 ball gul N0001565-620 Made of BPA-free food gradeWilson US OPEN XD 4 Ball is a hybrid ball with the durability of a 4 piece ball and the feel of a 3 piece ball. Wilson's US OPEN XD tennis balls feature four layers of foam to provide more durability and firmer feel when in play. Officially licensed by the USTA, these yellow tennis balls are perfect for any player who wants a consistent, hard wearing, and high performance ball.