As a professional FFP2 and FFP3 face masks supplier, we have been trying to provide the best products and the most patient services to our customers. Therefore, we set up a detailed and helpful return policy. If you have any concerns or questions about the product you received. Our professional after-sales service team will be here for your situation. If there is any damage or wrong shipping of your order (proved by photos/videos), we’ll reship a new product to you at our own cost.