Our high-elasticity rubber rebound balls are designed to enhance your training sessions. The hollow design ensures practical bouncing, making your practice more effective. With their mini size, these balls are easy to carry and store, great for on-the-go athletes. The vibrant yellow color adds a stylish touch, making them easy to spot on the court. Features -Color:Yellow -Material:Rubber -Size:5.50X5.50X5.50cm/2.16X2.16X2.16in -High elasticity: crafted from rubber, these balls offer practical bouncing, enhancing your training sessions and improving reaction times -Hollow design: the hollow interior ensures optimal bouncing performance, making these balls great for both beginners and advanced players -Portable size: the mini size of these balls makes them easy to carry and store, allowing you to practice anywhere, anytime -Professional training: specifically designed for rebound training, these balls help you improve your skills and to the next level -Vibrant yellow: the bright yellow color not only looks stylish but also makes the balls easy to spot on the court, adding a touch of flair to your practice Package list: 4PCS rebound training balls