1It can develop babies' cognitive abilities, and develop their language, reading and sensory abilities. 2These materials are safe and tasteless, nontoxic to your baby, and absolutely friendly to the skin. 3The soft book is reusable and recyclable, very environmentally friendly. 4Animal tail toys can make babies feel funny and happy, and the bright colors and rustling sounds on the cover will attract the baby's attention. 5It is a good newborn developmental toy for babies from 6 to 12 months old and babies from 12 years old, and a perfect gift for babies.