MILISTEN Hand Gripper and Piano Finger Trainer Set - 2pcs Hand Grip Exerciser, 4pcs Finger Strengthener Balls for Musicians, Athletes, and Office Workers

Product Description

Package Include 2 x Blue Piano Finger Trainer 2 x Pink Piano Finger Trainer 2 x Yellow Piano Finger Trainer 2 x Cyan Piano Finger Trainer Features - These ball are suitable for opening expansion, finger strength improvement, palm support and wrist lifting. - Material: Sponge. - A ball in hand can solve the problem of piano player hand shape, helping to form correct piano gestures. - Color: Assorted color. - Practice five minutes a day with these practical training balls for good piano playing gesture. - All kinds of training methods are suitable for all kinds of hand shape exercises. - Size: About 9.50X9.50X9.50cm/ 3.73X3.73X3.73in. - With high elastic sponge material, these piano finger trainers are comfortable to touch, quick rebounds. Goods Description This is a set of piano trainer balls, which are manufactured with premium sponge material, durable and practical enough to use. There are different training balls for correcting different wrong hand gestures. When you' re under a lot of stress, they can be used as stress balls, and you can squeeze them to relax.