Originally posted on 2013-09-17 by Amazon Customer 

My 4.5 year old and my wife are both using them for violin lessons.

I learned about this product through Facebook acquaintance Aaron Dworkin, a fellow UM alumnus, and I'm glad I did!

My son's hand position is completely natural and he loved teaching his mother how to put the bow hold buddy on her bow and where to put her fingers!

He loves his frog and fish!