3 removable covers: Use the lids to stack the ice cube trays keeping them clean and protecting them from odors absorbed by the freezer (Note: The cover is only an additional cover that cannot prevent leaks. . Silicone (food grade): The ice cube trays are made of silicone and PP BPA free and LFGB certified. . Easy release with silicone base: Unique silicone base design makes it easy to remove ice cubes. Rinse the bottom with water press the bottom and the ice cubes come out quickly. . Mini box ice cubes: Each bowl contains a total of 6 large cubes (3 x 3 x 3 cm) of 18. . Easy to clean and reusable: they can withstand temperatures ranging from -20 to 240 C and are safe for use in the refrigerator and microwave. Perfect for freezer and baby food storage. .
