So clearly I had ordered these tongue rings because they are something I've personally never seen, and I was also looking for a flat top part because the rounded ones always left indents on the roof of my mouth.The first one I had put in was the black heart shaped one, and within 3 minutes of wearing it I had to take it out. the top of the heart is textured like sandpaper, and it was irritating my mouth.After that I had used the black rose one, and that I had worn for a couple of days, there is See full review