Safe and non-toxic: - With LFGB Certification: This covered ice cube tray is made of food grade silicone, which is equivalent to baby pacifier material, with LFGB safety certification, BPA free, to ensure your safety while drinking ice cream. With a tight lid: - The improved ice cube tray has a removable lid, which is not easy to leak, seals off dust, prevents other foods in the refrigerator from affecting the taste of ice cubes and prevents odors. Size perfect: -Each bin with lid can make 37 perfect cubes for a total of 74. Tiny grates allow for quick freezing and quick cooling Tray a bin with a lid keeps out odors in the fridge. Durable materials: -Can withstand temperatures ranging from -40 degrees Fahrenheit to 230 degrees Fahrenheit. The flexible silicone tray will not crack after a long period of freezing. Its compact size allows the space-saving storage device to be stored in a refrigerator, RV mini-fridge or dormitory. Multiple uses: -the mold can be filled with water, fruit, whiskey, cream, soda, wine, etc. The ferry will give you a pleasant atmosphere to do. You will enjoy the ice making experience.