Her er et utsnitt fra Wilsons egen hjemmeside:
"Wilson Racquet Sports, the Official Equipment Sponsor for the USPTA, is releasing a new tennis ball, the Wilson Ultra USPTA All Court tennis ball. The new Wilson Ultra USPTA ball has a thicker, tighter weave felt for added durability, and new higher visibility felt for better tracking of the ball. This ball has greater durability on all court surfaces".
Leveres i et rør med 4 baller.