There are many reasons causing the lenses keep ripping. Sometimes, your finger nails grow too long to rip them. Also, eye dryness can also make the lenses more prone to rip. So, you can try to another daily lens with more of a moistener, which will help immensely or use lubricated drops before wearing them. In some cases, the option will prescribe special disposable contacts for astigmatism. It is found that it will be ripped easily when you use a finger that have a tiny amount of perfume residue. There is no need to say that washing your hands thoroughly with soap before your wear your lenses. By the way, rub your eyes several times to see if anything comes out, some of which are not irritable and you can not definitely feel it.