The default is Shentong Express, but you can choose Zhongtong/China Post/SF Express by contacting customer service. For large quantities, we use express logistics. Orders placed before 5 PM on the same day are generally inspected and shipped on the same day. Supports distribution and stocking on various platforms, and can provide shipping services for orders with secret codes from Cainiao/Douyin/Duoduo/Kuaishou/Xiaohongshu, etc Origin: Jinjiang, Fujian, cold bonding process, fly-knit upper + EVA sole, quality guaranteed Stable quality, durable to wear.Lightweight and comfortable, breathable and feels good on the feet! This model is in athletic shoe sizing. For example, if you wear size 39 in leather boots and size 40 in athletic shoes, it is recommended to choose size 40, and so on!