This rattle creative intelligence ball toy will be your best choice. Made of premium material, safe and durable for baby playing. When babies shake the toy, it will help babies improve grip ability, build muscles and promote wrist strength. Built-in bell, it will attract babies& 39; attention and help awaken babies& 39; auditory awareness. Features - Color: As shown. - Material: Plastic. - Size: Approx. 7.5 x 7.5 cm. - Easy for baby to grasp, squeeze, and throw. - Fun for baby to touch and easy to hold, encourage baby to explore. Promotes brain development and improves grip ability, developing eye-hand coordination. Made of material, no harm to the baby. - Makes delightful sounds when shaking, not only attracts baby& 39;s attention very easily but train baby& 39;s hearing. - Bright colors help to improve color recognition abilities and develop kids& 39; hand-eye coordination. - A really good parent-child interactive toy. And it is a great gift for your lovely babies.