Improve your professional table tennis skills with the Sunflex Training Balls. This pack of Sunflex Training Balls includes a set of 6 plastic 40+ balls for your table tennis training. These balls are modeled after the same material as ITTF approved balls to provide accurate results that are similar to how a professional table tennis balls would perform. These balls are approximately 4cm in diameter, and the material is non-flammable. The Sunflex Training Balls are perfect for the competitive athlete who is looking to improve their more advanced table tennis skills. The pack of 6 training balls provides players with enough balls for high intensity, fast training that can go uninterrupted by needing to gather the balls after just a few hits. The Sunflex Training Balls do not always have to be for high intensity training. They can also be used to play a fun round of friendly table tennis with your friends and family. The Sunflex Training Balls pack will ensure that you have plenty of equipment for your fun family game night.