RoundFunny 4 Sets Connection Ball for Baseball 9.8 Inches Soft Baseball Hitting Trainer, Improve Arm Action and Hitting Pitching Training Efficiency

Features:
Our pitching training balls can be inflated and deflated easily, portable and convenient, when you're not using them, you can deflate them and store them without taking up too much space.
You can share these softball practice balls with your classmates, kids, sons, sisters and those people who like sports, handy and useful, to help them improve exercise skill.

Specifications:
Ball material: PVC
Ball color: green
Ball size: about 9.8 inches/ 25 cm in diameter

Package includes:
4 x Connection balls for baseball hitting
4 x Inflation straws
4 x Plugs

Notes:
Manual measurement, please allow slight errors on size.
The color may exist a slight difference due to different screen displays.