The white flat round insert is not only functional but also aesthetically pleasing, blending seamlessly with any ball design. Its clear, melodic sound stimulates a baby's auditory senses, while the ergonomic shape supports easy handling. Ideal for both baby and pet toys, it offers a simple solution for adding or restoring features. Features -Color:White -Material:Plastic -Size:1.50X1.50X0.80cm/0.59X0.59X0.31in -Baby friendly grip: the white flat oval shape is designed for easy holding, helping babies develop their hand coordination skills -Pleasant ringing sound: emits a clear and delightful sound when shaken, keeping babies entertained and aiding in auditory development -Elegant and portable: the minimalist design is both stylish and easy to carry, making it a convenient choice for parents on the go -plastic and safe: crafted from safe materials, this insert is for babies to use without any safety concerns -Versatile diy component: ideal for use in diy ball projects, enabling the creation of a variety of fun and engaging toys for babies Package list: Box