FOOD GRADE SILICONE: ice tray made of food grade silicone, keep your ice safe for drinking. These ice cubes can be used for adult and baby food, safe for use in freezer, oven, dishwasher, refrigerator and microwave. .DETACHABLE LID AND STACKABLE: Comes with removable silicone lids for easy stacking and prevents ice cubes from absorbing freezer odors. The silicone ice tray can be easily and neatly stacked in the refrigerator, and multiple ice trays can be placed at the same time to save space and clean and tidy. .Non-stick design: the ice separates easily from the non-stick silicone ice mould. With just one push an ice cube can be pushed out of the mould. No cumbersome bending and twisting required. Don't worry about the ice bowl breaking. .STACKABLE AND LEAK PROOF LID - Our ice mesh trays come with a removable lid that prevents spills and also prevents the contents from absorbing the smell or taste of the fridge. Thanks to the lid, the ice compartment can be stacked to save space and does not get stuck.