The SHYUJAJIE 20 Pack Low Compression Stage Tennis Balls are designed to provide an optimal training experience for beginners, youth, and kids. These tennis balls are made from high-quality natural rubber and durable felt material, ensuring consistent performance and reduced shock during play. With a diameter of 2.95 inches, these balls are suitable for various training exercises and can be used on any court surface, whether hard, soft, clay, or cement.One of the key features of these tennis balls is their low compression, available in three stages (25%, 50%, 75%), which makes them perfect for learning proper techniques at a slower speed. This feature is particularly beneficial for children and teenagers who are new to the game, as it helps them develop their skills more effectively.The value package includes 20 tennis balls and comes with a reusable mesh bag that makes transportation and storage convenient. This ensures that you have enough balls for daily training sessions, replacements, or even sharing with friends. The versatility of these tennis balls extends beyond the court; they can be used as dog play balls, walker floor protection balls, chair leg noise reduction balls, or even as massage tools to relieve muscle fatigue.Rated at 4.5 stars by customers, the SHYUJAJIE low compression stage tennis balls are highly appreciated for their durability and performance. Whether you are practicing serves or playing casually with your pet, these tennis balls are a great addition to your sports equipment.