Press to make sound: When the baby presses these toys, it will make a sound of BI~BI~, which can attract the baby's attention and make the baby have a lot of fun. Soft Touch: These toys come in different textures for tactile exploration and sensory development. The soft touch and different shapes of the balls can make your baby feel novel and safe. Safe material: The material they use is pvcl, does not contain bisphenol A, is non-toxic and harmless, and has passed safety tests, obtained CPSIA certification and EU CE certification, complies with US and EU child safety standards, and is safe for your baby. Multiple ways to play: Not only can they allow children to grab, throw, kick, chase or bite, they can also be played during the baby's bath. It can also be used as a massage, bringing great fun and playability to your baby. Ideal gift: they are colorful, the perfect size for baby to play with and easy to clean. It is a very good toy and gift.