Mixed batch.. Mixed batch is 1 pair, for above mixed batches, please contact customer service if there are 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. If you wear size 41 in sports shoes, you can choose size 40 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. Default is to send via ZTO and STO Explanation 1、Our Store 2. Shipping 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; if not, they will be shipped the next day on time. If there is a shortage or out of stock, we will contact you separately regarding the shipping time Made of genuine leather, high quality, full texture with clear grain Using Italian-style hand-sewing craftsmanship, high-quality stitching is strong and durable Made of high-quality rubber tendon sole, it has good toughness and fold resistance, with excellent wear resistance All of our shoes are photographed in real life The smell of shoes that have just left the factory may have some glue odor, but this is not a quality issue. Placing them in a ventilated area will allow the odor to naturally dissipate. After-sales service: If there are any issues with the shoes sold by our store, please contact our customer service as soon as possible to explain the situation, and we will respond promptly. We will cover all costs for quality issues such as bottom breakage, degumming, damage, severe color difference, and severe stains. Small threads, small stains, slight color difference, and slight glue smell are not considered quality issues I usually wear size 40 for sneakers; for this model, it's recommended to buy size 39 I usually wear size 40 for leather shoes; for this style, it's recommended to buy size 40 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!!!