Food Grade Safe MaterialThe ice cube tray is made of high quality food grade PP material. BPA free, no smell, non-toxic, safe and durable. The mini ice maker is in direct with food, safe for making drinks and food. The ice cube trays can withstand long-term low-temperature storage without worrying about breaking easily. NON-STICK AND EASY TO REMOVEAfter taking the ice ball mold out of the freezer, just turn the ice tray to get a perfectly round ice ball! The ice cube tray with lid is made of food-grade PP material, and the round ice cubes are not only safe, but also easier to release than silicone ice cube molds. 3-Tier Stackable DesignOur ice maker can be easily and neatly stacked in the refrigerator to save more space and keep your refrigerator clean and tidy. Each ice cube mold allows you to make 33 ice balls, and the 3 ice cube trays allow you to freeze 99 whole ice balls at a time. DIY DrinksWith the ice cube tray set, it is easy to make perfectly round ice cubes. At the same time, other ingredients such as fruit, juice, red wine or coffee can also be added to make colorful drink ice cubes. Now you can throw the funniest, coolest summer party ever. WIDE APPLICATIONSIt can be used to make round ice cubes, and can also be used to make juice, seasoning cubes, chocolate, pudding, candy, etc., the ice ball can be directly put into whiskey, juice, beer, etc. to cool drinks immediately. Great for home use, parties and bars.