1- The pro are my stretch marks are gone at 100% the con are it hurt like a light sunburn nothing major the next day i was able to work and play at the park with my daughter. I went very 28 days and after 4 months they were completely gone at 100% Found Bio-Stria searching for a solution. I went and have it done in their medi/spa they also sell online. https://www.realself.com/review/montreal-qc-stretch-marks-treatment-26-years-stretch-marks-pregnancy-bio-stria 2- Hi, It was