Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Braun tootbrush

Very good unit. I hope it lasts as long as my last one. I will buy my next one from Sam's because they have the same unit. THE BEST PART IS SAMS HAS THE TWIN PACK FOR $99. If I would have known I could have had 2 for 50 dollars each instead of paying 68 dollars for one.