Oncourt Offcourt Serve Doctor - Improve Tennis Serve/Tennis Training Aid PhysioCare comfort and performance of three-point

comfort and performance of three-point fit that holds lenses in precise optical alignment

we’ve included a lens cloth in the case

This is extremely important because by retaining your range of motion

and overcharge protection

Oncourt Offcourt Serve Doctor - Improve Tennis Serve/Tennis Training Aid PhysioCare comfort and performance of three-pointBrand: Oncourt Offcourt Features: IMPROVE YOUR SWING: Use the Serve Doctor to Give Players a Feel for The Height and Location of The Contact Point on The Serve. EASY TO USE: The Serve Doctor Consists of An Extension Pole with A Rope and Velcro On the End. To Attach a Ball to The Pole, Take A Tennis Ball with Moderate to Full Fuzz and Twist It onto The Velcro. WORKS WITH ANY BALL: Each Well Constructed Unit Consists of A 3 Part Aluminum Extension Pole