Our store declares that a size is shot in multiples of 50. If you order a small size, the goods will not be shipped. Tibet. Xinjiang. Hainan. Free shipping is not available in remote areas. Be careful when ordering goods. Contact customer service for invoicing. Factory store. Thank you for your support. There is also a positive and negative problem. Each pack of 50 will have an error of 1-2. It is normal to take it manually! I hope to understand. In many places, please contact customer service first to check whether the goods can be delivered!