Hi Tuna, we're disappointed to hear this and want to assure you that your daughter's comfort and well-being is our top priority. We hope she feels better soon! All of our products go through extensive evaluations to ensure that our training pants are gentle on even the most sensitive of skin and our goal is to always keep your child comfortable. We’d like to learn more about what occurred so we can help further. When you have a moment, please give us a call at 1-888-778-5587 (weekdays, 8 a.m. to 5 p.m. CST). Thank you!