3 Pcs Tennis Training Ball with String, Tennis Trainer Balls Self Practice and Tennis Trainer Replacement Tool, Ideal for Indoor and Outdoor Tennis Practice

Description

🎾 Train smarter, not harder—master your swing anytime, anywhere!

This 3-piece tennis training ball set features high-elasticity rubber cores with a durable chemical fiber surface, each ball tethered to a 3.8-meter cord for continuous solo practice. Designed for indoor and outdoor use, it enhances reaction speed and hand-eye coordination, making it perfect for beginners, intermediates, and coaches. Lightweight and portable, it also doubles as a pet toy and a recovery massage tool.