When shaking each cylinder of the set concerned, it makes a different sound, having a cylinder of the other set that makes the same sound.
The aim of the activity is to find pairs of cylinders from the two sets that make the same sound. The purpose of the activities with this product is to exercise the hearing and the child to learn to distinguish different sounds and noises.
Material of Montessori, which is made of wood.
The product consists of 2 sets. Each set contains 6 cylinders and a wooden box with six compartments where the cylinders are placed. In one set the cylinders are blue and in the other - with red caps.
The activities with this product are suitable for children over 3.5 - 4 years of age. 
