Item description Before everything. You can watch this short videos on youtube, then you will have a idea how good it is. These videos worth 1000 words. http://youtu.be/ovcjO_g-epg MYMI Wonder Patch Belly Wings Usage: 1. Clean the skin and keep the skin dry 2. Open the outer packing, post the sticker on your lskin. 3. 1 set a day or every other day, using time is 8 hour and shall not exceed 10 hours. 4. combines with a moderate amount of sports and reasonable diet, the slimming effect is much better. If you feel hot, this is a normal burning fat. 4-weeks per course of treatment. Insist on a course , You will have the perfect body!.