Originally Posted by
ChihuahuaMomma
I've only heard of piggybacking done with a RGP (rigid gas permeable) lens and a and a soft lens. This is a horrible idea. Not only can this effect his eyes in a negative way, but he is ruining both lens by doing so. Sometimes if you have an astigmatism you have to sacrifice the colored lenses. I just had to do this myself. You need to convey to him how serious this is, and he needs to grow up and take his health into consideration far above his desire to change his eye color.