DescriptionDo you want to help your kid to be higher more? Look at our product! This is a jumping ability training device, and the long-term accumulation of jump can help children grow taller! Few minutes a day to help your baby's bone development. Come and bring one home!Features-Color:Blue -Material:ABS -Size:9.50X9.50X4.00cm/3.73X3.73X1.57in -Note:Battery is not included. - Easy to install, it can be installed on smooth, clean, dry walls, doors or tiles.- The child jumping up and beat the device to train the child's high jumping ability and promote the child's bone development.- The voice counting and glowing design encourages children to complete the daily high jump training.- It is not only a daily exercise tool, but also a fun game for kids. And, It will be a good gift choice!- Made of safe ABS material, wear-resistant, durable and strong, thus can serve you for a long time.