Features1. Children's vertical jump measurement device: Children's jump measurement toys provide an interesting interactive way For children to practice jumping skills.2. Vertical jump trainer measurement and testing tool: Jumping is a great Form of exercise that can help children develop coordination, balance, and overall physical fitness.3. The jump measurement toy has an adjustable height mechanism, allowing children to set their own goals and gradually increase challenges.4. In addition to being beneficial to the body, this toy also has educational value. Children can learn to measure, number, and set goals when trying to reach er heights.5. The design of the jump measurement toy takes safety into consideration. It is made of and non-toxic materials, which can be safely used by children.SpecificationMaterial: PlasticsColor: MulticolorSize: 17 x 14 x 8 cmWeight: 350 gPackage Include:1x Measuring Instrument Height Wall Sticker