The edges aren’t smooth as they should be so it felt pretty harsh for extracting As a professional I definitely feel the difference between these and professional ones. I got these because I haven’t had time to go to the beauty supply store… they kinda work but not really. The edges aren’t smooth as they should be so it felt pretty harsh for extracting. You don’t want to damage the skin. I love other products by this brand but I’m not a fan of these. Also multiple of the pieces are pretty much the same thing.