About this item This fits your . Make sure this fits by entering your model number. A good chance to exercise kids arm muscle and develop his hand-eye coordination ability. Colorful design, which can help develop your kids color cognition ability. Perfect for home interaction and kindergarten education. It is made of high-quality material, which is durable for lasting use and not easy to be broken. This educational toy can provide knock, pound, press, grip and other hand training exercises, which can promote the development of babys arm muscles.