High-Quality MaterialsThe sliding whistle is made of high-quality ABS material and stainless steel rod, which is strong and durable for long-term use. The toy is designed with smooth edges and fine workmanship, dont worry about hurting the child. Metal Pole DesignIt can be adjusted by sliding the upper handle, and the metal lever of the toy strap makes the transition easier. Wide Range of UsesThis sliding whistle toy will evoke fond childhood memories.Whether its a school party or an outing, this toy is perfect for taking out.The sliding whistle can be used to attract attention at all kinds of celebratory family gatherings. Perfect Childrens Day GiftSliding whistle toy is an ideal gift for childrens day or birthday. It is also helps kids train their speech and oral muscles by learning with music. Worry-Free After-SalesWe pursue customer experience goes first. If you are not satisfied or the size is not suitable after receiving the package, please contact us first, we will reply you asap and give you a satisfactory solution.