The Hape Put-Stay Rattle Set will enchant your little one with its differing sounds, bright colors and aquatic animals. Moreover, with their handy suction cups, playtime is possible anywhere, anytime! Thoughtfully developed infant toys stimulate baby senses and encourage discovery. Improve Early Grasping Skills Enable your little one to explore their geometric rattle a little, let them improve their gross motor skills and stimulate the sense of hearing as they shake their rattles. Hapes products are designed to encourage and stimulate children through every stage of development. Every time your child shakes the rattle it will produce a sound, as your child begins to understand this, their confidence will improve, and they will try and apply it to other areas of their busy little lives. Suction Rattle Materials and Finishes The sea animal rattles are made from non-toxic wood and plastic materials making them truly safe for your little one.