The Wilson US Open Extra Duty tennis ball is the offical ball of the US Open since 1978 The US Open tennis ball is made with exclusive felt from Tex Tech Industries for superior playability consistency and durability The yellow extra duty felt is made for hard court surfaces Also available are Wilson US Open Regular Duty tennis ball for clay or indoor courts Wilson US Open High Altitude tennis bal
ไม่มีความคิดเห็น:
แสดงความคิดเห็น