The tray is made of 3.8 inches long and narrow ice cubes, designed to be placed in a water bottle to maintain low temperature for a long time without the need to freeze overnight. The cylindrical cavity can be used for making ice cream, chocolate, and other desserts and crafts.Stackable lids - Each pallet has a lid. The lid helps to avoid common spillage and confusion when carrying, making the trays easy to stack for better organization in the refrigerator and preventing refrigerator odors.Stable and easy to release - the bottom is specially designed with a groove shape, which can easily release frozen content without leakage and worryTwo fillers were constructed between the grooves to maintain stability.Food grade silicone, free of bisphenol A, easy to clean, and compact storage. Microwave ovens, ovens, freezers, and dishwashers are safe. Suitable for temperatures ranging from -40 to 446 degrees Fahrenheit.Each tray can produce 10 blocks at a time. The tray size is 24 x 11.5 x 3cm. The size of each square is 10 x 2 x 2 centimeters.