Introducing the complete batting practice kit. The kit includes: 1 Insider Bat Size 6 (Ages 12 and Up) & 12 Soft Anywhere Balls. The Insider Bat and the Anywhere Balls are a match made in Baseball Heaven! The Insider Bat is meant to be used with only soft foam balls. The Anywhere Ball is the perfect soft foam ball to use with your Insider Bat. Both give instant feedback on your swing and allow you to practice safely inside or outside your home. The Insider Bat emphasizes palm up & palm down hand positioning before, during and after contact with the ball. When hit correctly the Anywhere Ball will fly straight and round. When miss hit, the ball will pop up or down in an egg shape. The Insider Bat is a revolutionary baseball/softball muscle memory training tool that promotes proper grip, hand placement and proper swing path before, during and after contact is made. The unique design allows for only one way to make contact with the ball the correct way. The Anywhere Ball is a great training aid for baseball and softball hitters. Its soft material can be used both indoors and outside. When miss hit, the Anywhere Ball will pop up or down in an egg shape to assist in your baseball and softball training. When hit correctly the practice ball will fly straight and round. By using The Anywhere Ball you are not only able to practice anytime, anywhere, but because of the immediate feedback you create a more fundamentally sound swing. The Anywhere Ball is the perfect baseball & softball training tool and this foam practice ball will surely help to improve your swing, it is a foam ball the causes no damage. The Anywhere Ball is great for between games, pregame warm-ups and in restricted areas. It can be used inside or outside without proposing a threat to property. It is the foam baseball / foam softball that provides instant feedback. The Anywhere Ball is truly the all-purpose training ball.