this review title is: a mixed ba and the content is: i was surprised to see so many bad reviews these were easy for me to install i got a good clean cut after using old and dull blades these were so much better i wish it came with a cleaner brush but after digging around in drawers in the bathroom one was found.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.