Silicone Food Grade Silicone: Contains 100% BPA-free 100% food-grade silicone safe for your family, so you don't have to worry about quality and contamination. Even if you use the dishwasher during washing, the color does not change. . Drink cooler: keep your cocktail or drink cooler longer without diluting your drink. Nothing is worse than when you have the perfect cocktail or drink recipe and the drink has been watered down and doesn't taste the same. . Durable and easy to clean: heat resistance: 220 , resistance to cold: -40 , apply in refrigerators, microwaves, etc. Easy to clean, just insert the dishwasher. . The perfect summer gift: Suitable for cooling beer cocktails, orange juice, whiskeys or other beverages. For children, the mold can be filled with fruit, ice cream or make delicious scoops of ice cream with fruit juice, milk or fruit. You can also make beautiful fruits or flowers in the ice cube trays, enjoy the coolness of summer. . Good service If you have any questions about ice cube moulds, you can consult us by email and we will get back to you within 24 hours. To eliminate residual odors And to avoid the smell of rubber, it is recommended to wash with hot soapy water before the first use and let it dry. .