niceEshop(TM) 2pcs Foam Baseball Balls Reduced Impact Safety Softball for Children Teenager Players FOAM BASEBALL MATERIAL: Soft PU Foam PRACTICE BASEBALL: These are perfect for those parents who are trying to teach their kids how to throw and catch a baseball but have concerns that an official baseball my be a little dangerous during a game of catch. YOUTH BASEBALL: Children always are very leery about the hard ball. This one gets them over that psychological hurdle. It does not bounce out of the mitt like I feared. It acts just like a regular baseball. OFFICIAL TRAINING BASEBALL: It work great as they do not go far and are soft and pliable but still regulation size. They fit perfectly on the t-ball cup and are easy to hit. OFFICIAL SIZE BASEBALL: Circumference of 9 inches standard baseball for effective practice. And another great feature is that if the ball accidentally hits another child or adult it does not hurt. It is soft and cushiony. It is great for aspiring young baseball players.