Home Slickdeals 30-Count Penn Championship Tennis Balls (Regular or Extra Duty) $10.90 + Free... Slickdeals 30-Count Penn Championship Tennis Balls (Regular or Extra Duty) $10.90 + Free Store Pickup By ARCOM - 16 September 2018 230 0 SHARE Facebook Twitter Go to the deal page: 30-Count Penn Championship Tennis Balls (Regular or Extra Duty) $10.90 + Free Store Pickup