1 Anti folding finger design, correct hand shape. The depth of pressing the key is basically the same as that of the piano, about 10 mm 2 Correct hand shape with comfort button, can improve finger movement. You can practice both hands at the same time 3 The product is made of ABS material, safe and environmental protection, children can rest assured to use 4 Adopt silicone material, non-toxic and harmless, with good elasticity and softness 5 Suitable for beginners and amateur piano lovers, as a practical gift for them
What's in the box
1 x Piano Exerciser
