Designed for indoor play, the Spalding Precision TF-1000 is the basketball used for the National Federation of State High School Associations. The ball is backed with recycled material and has a soft feel out of the box. It has deep channels that offer premium grip from the first shot. Plus, it's the ball that is used for high schools all over the country. The Eco-Grip is built to withstand thousands of shots in the gym. Make sure you practice with the same basketball that you will use in the game and check out the Spalding Precision TF-1000!