4Pcs and String Replacement for Tennis Trainer, Great for Indoor and Outdoor Tennis Practice

Description:

Replacement ball for Tennis Trainer.
Tie the ball to by rubber band, no pick up the balls frequently.
Use for practicing all your tennis skill.
Great for indoor and outdoor practice.
Ball was made of high quality rubber and felt, lightweight and durable, carry.
2mm thickness cord, more strong and durable.

Specification:

Material: Rubber + Felt
Color: Green
Ball Diameter: approx. 64mm / 2.5inch
Cord Length: approx. 3.5m / 11.5ft

(2.54 meters fall, the ball 130cm)

Package Includes:

4 Pieces of Tennis Trainer Balls

Note:

Color maybe slightly different due to different monitor.
The above size is measured , please allow slightly difference. Thanks !