We should change our panties at least every 3 months because too much bacteria accumulates in the private area and can cause dangerous diseases such as infertility. Ultra-thin, breathable women's panties made of modal and lace are comfortable, quick-drying, chemical-free and can care for sensitive skin. Main Features OUR GUARANTEE We are confident that we offer some of the best products on the market. Therefore, we provide a 30-day guarantee. We will make every effort to ensure that you are completely satisfied with your purchase. Online shopping can seem daunting. We want you to know that there is absolutely zero risk of purchasing something. We won't make it difficult if you don't love it. We offer email and ticket support 24 hours a day, 7 days a week. If you require assistance, please contact us. Please contact customer service if you have any problems with your purchase.