Materials:
Ice cube trays are commonly made from plastic or silicone. Silicone trays are popular due to their flexibility, making it easier to release the ice cubes.
Design:
They come in various shapes and sizes, including square, rectangular, round, and even novelty shapes.
Versatility:
Ice cube trays can be used to freeze not just water, but also other liquids like juices, coffee, herbs, and baby food. They can also be used to make small portions of sauces or even freeze small accessories for building models.