BALL DOCTOR-Quart with syringe It also prevents the Paddle

It also prevents the Paddle from slipping or twisting in your hand

Rated #1 in Resistance to Movement

TOURNA tennis balls are regulation size and bounce to regulation height

simply press the empty cradle on the ball and it picks up the balls

The harder you hit the faster the ball is rebounded to you

BALL DOCTOR-Quart with syringe It also prevents the PaddleBall Doctor seals leaks and punctures in valve inflatable balls without a bladder. Simply insert the syringe tip in a ball valve, depress the plunger, then pump the ball full of air. With the ball fully pressurized, bounce it vigorously for several minutes to spread the formula inside the ball. With the ball fully pressurized, bounce it vigorously for several minutes to spread the formula inside the ball. New and used balls can develop leaks around