65828 wilson us open 4 ball gul N0001565-620 Björnen has two spacious pockets

Björnen has two spacious pockets in the front and a smaller one on the chest

Inner seam: 10 "

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

Made from a recycled material that is stretchy

65828 wilson us open 4 ball gul N0001565-620 Björnen has two spacious pocketsWilson 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.