GOGO 60 Pack Poly Baseballs / 72mm Plastic Sports Wiffle Balls Plastic VALUE PACK: Comes with 60 perforated plastic wiffle balls BALL SIZE: 70mm in diameter -- suitable for pitching, throwing and batting DURABLE PLASTIC: Made of tough plastic, lightweight and durable VISIBILITY: Solid white color make them easy to spot in any terrain Great for indoor simulators, backyards, and baseball practice; Perfect for baseball beginners.