this review title is: did not like it and the content is: i did not like it i used with invisalign it stuck to liners at times so much that i could not brush it off others it would slip off and into my mouth i tried for a week and threw away the rest it was so bad i found the clear wax earplugs at walmart worked perfect.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.