Due to Covid-19, we really can not take any returns for masks that are used or breathed through. We sincerely hope for your understanding. Before you return your masks, please contact us first: sales@betterlifemart.com. Returnable: All masks which are unopened are accepted for 100% refund, no restocking fee. All returns should be sent back within 30 days in the new and unopened original package. Customers pay the return shipping cost.