Powerful suction cup design, can be firmly attached to children's high chair, smooth desktop, bathtub，window. Using the roller coaster design, the baby slowly moves the wooden loop from one end to the other. When the wooden rings make a lovely sound when they clink together,and have a nice texture for your baby to explore. This Montessori silicone toy promotes early educational learning while keeping your baby engaged and happy. This toy is perfect for on the go! They're foldable and easy to carry. SELECT COLOR BELOW PRIOR TO PURCHASING! Color: Natural wood (sold out) Tags: toddler educational toys Wooden neutral toys Montessori toys beads maze