SAFE MATERIAL: Our ice cube trays are made of food grade silicone and PP material which guarantee safety and durability. These are nontoxic and odor free.Great for home use, parties and bars etc. .REMOVABLE LID: The ice trays comes with a removable lid which allows you to make awesome cubes while keeps ice cubes from absorbing freezer odors. Individual flat cube compartment is separate from each other so you can easily push cube one by one. No need for awkward bending & twisting. .EASY TO USE: Safe material shapes the bottom well, which makes it easy to release ice cubes with just a twist. Fill the trays with water, cover the lid on, and then slip the trays into the freezer. Besides water, you can fill the ice cube mold with fruits, ice cream, soda and wine to customize your favorite flavor. .4 Pack Stackable Ice Cube Trays: Each ice molds makes 14 nice-sized cubes for a total of 56.Every tray comes with an easy-to-remove lid. The lid perfectly fit the ice tray and efficiently prevents spills and keeps ice cubes from absorbing freezer odors.Moreover,these easy-release trays stack easily and neatly in the freezer without sticking. .