Set Included: you get 4 pieces of double layer beer ice mugs You no longer need to worry about the regular gel frozen cups being broken or leaked, which may cause accidental ingestion Our frozen beer cups are safe for , with a capacity of approximately 13.5 oz Double Layer Design: our frozen beer cups use a transparent double layer structure, which can effectively insulate, prevent condensation on the outside of cold drinks, keep your hands dry, and more comfortable to use Convenient and Easy to Use: before use, open the bottom lid and pour in clean water, then tighten the lid and put it in the refrigerator to freeze When you need to use it, just take it out of the refrigerator and pour it into the drink It's that simple and convenient No Dilution Cooling: just pour any drink into these frozen cups, and they cool quickly Don't worry about traditional melting and diluting your drink The are safely contained between the double layer walls, keeping your drink cool without touching it Materials: our frozen beer cups are made of no plastic, which is safe, healthy, and suitable for long term use Pour your favorite beer into it and enjoy it They're also nice for root beer, iced coffee, or even just plain water Color: Transparent and white Material: pet Package Contents: 4 Pcs x Frozen Beer Mugs Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.