• 【Professional Training Ball】Designed specifically for tennis practice, these balls offer optimal performance for skill development.
• 【Standard Size】With a diameter of approximately 6.7cm, these balls meet regulation standards for consistent training.
• 【High-Quality Construction】Featuring a synthetic fiber and felt outer layer with a resilient rubber core for durability and performance.
• 【Versatile Use】Suitable for all types of tennis courts, ensuring adaptability across various playing surfaces.
• 【Superior Bounce】Achieves a rebound height of 135cm ± when dropped from a height of 2.54 meters, providing realistic play conditions.

Specifications:

• Diameter: Approximately 6.7cm
• Outer Layer: Synthetic fiber and felt
• Inner Core: Elastic rubber
• Rebound Height: 135cm ± (from 2.54m drop height)