Watch the demonstration video, on the right, of the Tennis Ball Cutter™ in action, and then continue reading.
The Tennis Ball Cutter™ is a simple mechanical device that cuts tennis balls so they may be attached to classroom chairs and desks. Background noise is reduced, the teacher is more easily heard. Simple.
The problem has always been cutting the tennis balls. The Tennis Ball Cutter™ solves that problem.
Problem no more.