Food Grade Safe Material - Made of silicone and PP material, high quality material is safe and durable. It is recommended to boil the ice cube tray for 30 minutes or a few hours for the first use, then fill the ice cubes with purified water and freeze. SUITABLE FOR BAR/HOME -- Ice cubes are a must for cooling cocktails, whiskey, tequila, vodka in bars. Its a useful tool for making other homemade beverages at home or a variety of frozen treats such as frozen soups, ice cream or flower ice cubes. Perfect for making ice cubes or filling trays with juices, fruit, jellies, chocolate, vanilla, sauces and puddings and baby food purees. EASY TO CLEAN/STORE - Ice cube trays with removable lids stack neatly in the refrigerator and block out odors and dust. Rinse by hand or in the dishwasher. Air dry and stack them in a dry place. EASY DEIcing - TPE material shapes the bottom well for easy ice release. Each flat cube compartment is separated from the others so you can easily push from the bottom. No awkward bends or twists, and no ice cubes to slide across counters or floors Make enough ice cubes -- 2-pack ice cube trays have a total of 28 ice cubes to meet your many ice cube needs at a party or restaurant. With removable lids, ice trays can save freezer space by stacking together. feature: SAFE: BPA free and food grade. High quality trays will not break when frozen. Convenient: With a gentle push on the soft bottom, the ice cubes pop out. Versatile: Great for making ice cubes or filling trays with juices, fruit, jellies, chocolate, vanilla, sauces and puddings. Splash-proof: Removable lid prevents refrigerator leaks. Durability: Used properly, the ice tray can be reused every summer. Kind tips: 1. Do not use a metal brush to clean these ice cube trays. 2. Do not clean the ice tray with strong detergent to avoid corrosion. 3. Keep these ice cube trays away from fire to prevent them from deforming. 4. After freezing, do not bend, twist or strike the ice tray.