Product description Color: yellow + green + purple, blue + transparent NOTE: 1. Do not use metal brush to clean these ice cube trays. 2. Ice is usually tightly attached to the mold when first taken from the refrigerator, we highly recommend you to wait for a while, which will make it much easier to push out the ice cubes. 3. Do not clean the ice cube trays with strong detergent in case they get corroded . 4. Please wipe out the trays with soft cloth. 5.Please do NOT overflow the cells with water.You'd better not add too much water in case the ice and the cover sticking together. 1.?FOOD-GRADE MATERIALS?: The ice cube trays are made of food grade silicone. Each tray makes 37 nice-sized cubes for a total of 111. Can withstand temperatures from -40 degrees Fahrenheit to 230 degrees Fahrenheit, safe for use in the refrigerator. 2.?EASY RELEASE ICE?: The flexible ice cube trays silicone material shapes the bottom well, which makes it easy to release ice cubes.Reusable, non-stick surface. Each flat cube compartment is separate from others so you can easily push from the bottom ( NOTE: Please do NOT overflow the cells with water.You'd better not add too much water in case the ice and the cover sticking together.) 3.?HEALTHY AND SAFE? : The mold is equipped with a silicone cover. You can take out a small amount of ice. The rest is covered with a lid and stored in the refrigerator. On the one hand, it effectively reduces dust and on the other hand isolates the odor of the refrigerator. The matching ice cube clamp makes the process of taking ice cubes cleaner. 4.?ALL PURPOSE?: These are perfect Ice cube maker for whisky and other drinks, ideal for cocktails, punch, iced coffee, flavored ice and more in summer.The ice tray lid will provide you a pleasant mood to make ice. You will enjoy the ice-making experience. 5.?PRODUCT SIZE? :The overall size of the mold is 20 x 12 x 2.1cm/8 x 4.8 x 0.84in, and the single cavity size is 1.5 x 1.9 x 2.1cm/0.6 x 0.78 x 0.86in.