Feature:1. Improved Finger Strength: Regular use of piano finger ball helps enhance finger strength, wrist stability, and overall hand coordination, making it a versatile tool for musicians and athletes alike.2. Correct Hand Placement: Whether you are a pianist or an athlete, this piano finger trainer ball aids in achieving the correct hand positioning and gestures needed for optimal performance, promoting efficient muscle development.3. Versatile Training Advantages: In addition to increasing finger strength and palm support, this piano ball trainer offers a wide range of exercises to enhance dexterity and flexibility, making it suitable for users of all skill levels.4. Easy Daily Practice: With just 5 minutes of daily practice, convenient piano gesture ball can help improve piano playing technique, hand agility, and overall hand health, making it an essential addition to any training routine.5. High Resilience Foam: Piano training ball is constructed with sponge material that offers durability and comfort, ensuring long lasting use and a comfortable grip during training sessions.Specification:Item Type: Piano Finger Trainer BallMaterial: High Resilience FoamUse Age: 3 years old and above or adultsMain Uses: Hand shaping, wrist lifting, gripping, fingertip strength, etc..Package List:1 x Blue Piano Finger Training Ball1 x Pink Piano Finger Training Ball1 x Yellow Piano Finger Training Ball1 x Green Piano Finger Training Ball