Teniso kamuoliukas Prince Championship Extra-Duty, 4 vnt.

PRINCE championship EXTRA-DUTY tennis balls are high-performance tennis balls made of Hi-Vis material. The rubber compound formed by Dynamic Core balls is extremely durable, so they are suitable for long-term play. These extra strong balls are great for playing hard cards, but they can be used on any surface.  These balls are a great choice for league players and those who often play tennis. USTA and ITF approved.