RS Black Edition Tennis Balls (Carton of 72 Balls, 18x4) Pure Strike Series The balls are USAPA approved

The balls are USAPA approved for tournament and league play

premium and distinctive design also includes a special red flip lacquer in the central color block

Conform to the ITF Stage 1 specification

Even when you're in top gear

It features a classic fit

RS Black Edition Tennis Balls (Carton of 72 Balls, 18x4) Pure Strike Series The balls are USAPA approvedA professional ball developed by Robin Sderling. Many tennis players call the RS All Court Black Edition tennis ball the best tennis ball on the tour. Exclusive felt and long durability. Great feel with superior control. The first tennis ball ever developed by an ATP World Tour Champion Robin Sderling. 'Robin Sderling was once asked, which is the best tennis ball you have ever played with? As he couldnt answer that question he decided to develop his