Ice cube molds are made of silicone and high-quality PP material, which is certified by LFGB and BPA-free. Safe, durable and reusable. 4 ice cube tray with lid, 14 ice cubes per tray for a total of 56 (the capacity of each cube is 27ml). Ideal for home use, baby food, parties, festivals and bars etc. The bottom of the flexible ice cube tray is made of silicone. Each dice compartment is separate from others. So the ice cubes are very easy to loosen. No hard bending or twisting required. As for a good seal of the lid, can effectively prevent water overflow, but also prevent peculiar smell between the food. The ice cube makers stack neatly in the freezer. Save space. Fill the ice cube box with water (do not exceed the MAX line), cover the lid and place in the refrigerator. After use, it can be rinsed in the tap or washed in the dishwasher. 1.FOOD SAFETY MATERIAL 2.NICE SIZE 3.SUPER EASY TO REMOVE ICE CUBE 4.LEAKPROOF AND STACKABLE LID 5.EASY TO USE DISHWASHER SAFE