Mixed batch,,, [Shoe Weight] 38-44 (4 pairs) 45-48 (6 pairs), Box dimensions length*width*height 79cm*59cm*34cm, 16-18kg pairs per box. Orders of 40 pairs or more will be shipped via ZTO to customers in Zhejiang, Guangdong, Jiangsu, and Shanghai.Other places use Shentong and U-Speed [Mixed Batch] For 20 pairs, mixed batch of 2 or more items. If there are any special reasons or requirements, please contact customer service. [Size] The leather shoes run one size small (for example, if you usually wear size 40 in leather shoes, choose size 39 for this pair; for sneakers, choose size 40 if you usually wear size 40) [Color Difference] Due to differences in personal monitor brightness and contrast, there may be slight color differences between the pictures and the actual product. [Smell] Shoes that have just left the factory may have a bit of glue smell, which is unrelated to quality. The glue smell will dissipate in a well-ventilated area. 【After-Sales】If there are any issues with the shoes sold, you can contact our customer service to explain the situation, and we will take responsibility. 【】 Default is ZTO, others include: STO, domestic small parcel 【Explanation】 1、Our Store 2. Shipping time: Orders placed before 16:00 on the same day will be shipped normally. Orders placed after 16:00 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 of stock, we will contact you separately regarding the shipping time.)