★Over 200 units sold! We have received "likes" from buyers, so the product quality is assured. Please be aware of inferior imitations. Sets are a better deal than purchasing individual items!! ＜Set Contents＞ ・【Genuine High Quality】Javelin Ball (Single) ・【Genuine High Quality】Javelin Throw (Single) ・Officially used in junior high and elementary school track and field competitions such as the Junior Olympics. Also suitable for practice with javelin balls for javelin throw events. ・Can be used for javelin throw training, checking baseball/softball pitching form, and practicing throwing for all other sports. Since you throw using your whole body, it is also suitable for full-body muscle, core, and balance training. ・With this javelin ball, children can learn the correct way to throw and form while playing. Shaped like a bow and arrow, it's fun for kids and adults alike. Enjoy it for catch in the park with your family. ・The polyurethane rocket-shaped ball is lightweight and safe, allowing children to practice pitching for baseball, softball, etc., while playing. ・To throw straight, the steps leading up to the throw, weight transfer, arm swing, wrist snap, and posture all work together, so it helps to practice and improve your throwing form.