This Review Title is PLASTIC ROLLER DOES NOT MOVE! and the content is: PLASTIC ROLLER TOP DOES NOT ROLL!  I sent out a dozen of these for orders and received charge-backs for half of them due to the plastic roller ball malfunction.  It is a roller ball that does not roll!  Huge loss of time and money for me.  Furious!.There are other information for this review, one is This reviewer did purchase it and the other is 0 people think this review is helpful.