Description: 【Designed for Kids】: This hand posture corrector is designed for children's hands, ensuring a comfortable and effective training experience. 【Ergonomic】: Its ergonomic design of the kid piano finger train supports the palm and helps maintain an ideal hand shape during piano practice. 【Enhance Finger Strength and Posture】: The piano hand corrector for kids helps develop correct finger strength and positioning, making it easier for children to achieve the standard hand shape required to play the piano. 【Durability】: Made of sturdy material, this finger training tool is both sturdy and lightweight, ensuring long term use without adding unnecessary weight or discomfort during practice 【Small and Convenient】: This hand posture corrector measures 12cmx3cm/4.72inchx1.18inch, small enough to be easily stored or carried in the included storage bag, convenient for use at home or on the go Size Chart: 12cmx3cm/4.72inchx1.18inch Package Includes: 1 Pair Kid Piano Finger Trainers Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.