Wilson Ultra 100UL V4 Tennis Racket (Unstrung) prestige ISOMETRICTM is a Trademark of

ISOMETRICTM is a Trademark of Yonex CO

The HEAD TRAINER is the perfect ball for coaches and (infrequent) tennis players who need a soft-type pressureless ball

ensuring everything has its place

SERIES: Sonic Core

Pre-strung with a Nylon String

Wilson Ultra 100UL V4 Tennis Racket (Unstrung) prestige ISOMETRICTM is a Trademark ofLightest, most maneuverable racket in the Ultra collection that generates comfortable, effortless power. For any player seeking ultra lightweight, arm friendly comfort in a power oriented performance frame, look no further than the Ultra 100UL V4. While this frame optimizes maneuverability for quick exchanges at the net, it also dials up the power through two mechanisms: an expanded Sweet Spot Channel and Crush Zone grommet system. These features