The ice trays are made of food-grade silicone, healthy to use, flexible and easier to pop out the ice than plastic ice trays. The ice cube trays are dishwasher safe. The silicone ice trays are great for whiskey, Moscow mules, iced Tea, cool aid, water, or any other mixed drink. The plastic ice trays lid help keep the food or ice more clean. With heat-resistant temperature of -40 to +230, the silicone mold is very durable, can be used for making cake, bread, mousse, jelly, ice cream, conditioning food, etc. There is a hook for you to place on the wall.Multiple uses in the kitchen - perfect size for freezing and storing one-serving portions of leftover juice, wine, sauce, baby food or creating frozen treats Set of 2 trays, containing a total of 48 cubes. 90 days warranty, any problem about the item please feel free to contact us.