this review title is: great for scraping gunk off the tongue and the content is: these tongue scrapers do an excellent job of getting all the yucky stuff off your tongue which is loaded with bacteria and is the main source of halitosis i always brush my tongue with a stiff bristled tooth brush then my teeth with my sonicare and to finish off the routine i use my tongue scraper to get the last bit of slime off my tongue i have used a plastic tongue scraper for years and it does real well and so do these metal ones.there are other information for this review, one is this reviewer did not purchase it and the other is 0 people think this review is helpful.