Come and see our amazing products. Made of high-quality food-grade 304 stainless steel, no organic synthetic compounds (such as BPA) are added. They are durable and reusable, never rust, corrode or perforate, and can be used for a long time. It can be cooled without dilution, high-quality stainless steel structure, so you don't have to worry about melting ice and pouring drinks. It is 100% high-quality food grade. It will not add any taste or smell to your drink, maintain the original taste of the wine, and will not affect the flavor of the drink, and maintain a cool temperature. It only needs to be frozen for 2-3 hours before being used in beverages. Wash with hot water before use to ensure effective disinfection. After use, simply wash with water or neutral detergent. Pls confirm with us about the packing info, stock color and exact production time before placing your order.