Must Read Before Placing an Order: The mask price is per piece, a pack contains 50 pieces, a case contains 3,000 pieces. If you think the price is too high, please look elsewhere. The price listed on our store is the default price accepted. You can make online payments directly. Do not repeat to consult the content shown on the web page, as the web page displays the real information. Once you click the order, it will be sent by SF Express on the same day, and the specific shipping fee will be based on the SF Express standards. The arrival time will be determined by the SF Express efficiency. Normally, you can see the pickup information within the same day. Due to various uncontrollable and real reasons, we guarantee to send it within 48 hours. We do not accept urgent orders or urgent delivery requests. Attention: 1. All masks sold by our store are ordinary civilian masks, not medical masks. We do not deliver to sensitive areas such as hospitals, clinics, disaster areas, etc. We suggest that enterprises use them for their own use; 2. Once you place an order, it will be deemed to have accepted the above terms. Please carefully read and consider before placing an order. We do not accept mid-way cancellation of orders, and there will be no refunds or exchanges for non-quality issues.