Balls for ping pong Donic Champion 40  3pcs white  608540 Ball for playing table tennis in premium quality 100% plastic (ABS), ITTF approved. Contents: 3 table tennis balls (40mm). German Donic-Schildkrot brand as one of first, going on against ecology, introduced in its offer balls made of polypropylene replacing combustible celluloid.Balls technically a are nothing are are SAFE. Balls Approved ITTF Compliance - World Federation Table Tennis nbsp;