Mixed batch.. Mixed batch is 25 pairs, for above mixed batches, please contact customer service if there are any special reasons or requirements. Standard Size for Leather Shoes: For example, if you usually wear size 41 in leather shoes, you can choose size 41 for this model Color difference may occur due to differences in personal monitor brightness and contrast display, resulting in slight color discrepancies between the images and the actual product. There will be a slight glue smell from newly shipped shoes, but this does not affect the quality. The glue smell will dissipate in a well-ventilated area. If there are any issues with the shoes after sale, please contact our customer service promptly to explain the situation, and we will take responsibility. Explanation 1、Our Store 2. Delivery time: Orders placed before 17:00 on the same day will be shipped normally. Orders placed after 17:00 will be shipped on the same day if possible For products with available sizes, we will attach an accurate size chart for you to choose and purchase. The following product details are some explanations of the product situation, which can solve some of your questions and enhance your shopping experience. Due to different shipping batches, there may be slight differences in the outer packaging of certain products. We will provide users with aesthetically pleasing and high-quality outer packaging without affecting product quality. If the specification description does not specify, the quantity of goods in the specification is 1 piece. If the SKU image does not match the product specification description, Please contact customer service promptly and request shipment of the specifications you need. [Product Testing]: Before shipping and packaging, our company will also test each item to ensure that you receive the product without any problems.  If you have any questions, please contact customer service as soon as possible to express your needs. We will reply to your question as soon as possible to ensure that the issue is resolved and avoid any unpleasant incidents. Thank you for choosing our product!!!