- Constructed from durable food-grade silicone, this product withstands temperatures ranging from 40 to 446 degrees Fahrenheit (40 to 230 degrees Celsius), making it suitable for use in instant pots, ovens, freezers, microwaves, and dishwashers. - Each cube has a capacity of 140ml (approximately 4oz), with dimensions of 5.19" x 1.41" x 1.41". Perfect for creating slow-melting ice cubes that chill whiskey, large water bottles, or for preserving leftover soups, broths, and sauces. - The ultra-flexible silicone material allows for easy removal of food items; simply push from the bottom with your fingers. The smooth surface also ensures effortless cleaning, whether done by hand or in the dishwasher. - Our freezer containers are designed to be sturdy and long-lasting. They remain stable and intact even after extended storage in the refrigerator, resistant to damage or cracking from low temperatures. They can be reused indefinitely without loss of quality. - Ideal for various uses, from making ice cubes for cocktails to freezing homemade sauces and soups. Experience convenience and reliability with every use.