Core Throwing Ball weight:300g (standard) Made with premium Japanese steerhide

Made with premium Japanese steerhide leather that offers both flexibility and firmness

guiding you to swing along the shortest route close to your body

By adding embossed red-orange leather featuring touches of gold

Made from soft US steer leather for a comfortable fit and quick break-in

providing optimal support throughout play

Core Throwing Ball weight:300g (standard) Made with premium Japanese steerhideA Throwing Practice Gear to Develop Efficient Throwing Techniques "It will help you naturally learn how to throw more efficiently using the core of your body, while reducing the strain on your elbows and shoulders. With this gear, you can expect to improve your throwing speed and control while preventing injury."