2 stackable lids Easy to release frozen contents Makes nice big ice cubes WITH STACKABLE LIDS Ice cube trays with lids help keep odors out and the ice nice and fresh. If you have a small or busy freezer, make the bins easy to stack to better organize them in your freezer, meaning you can maximize freezer space. EASY TO REMOVE ICE CUBES Molds with flexible silicone material at the bottom of each ice cube allow you to remove ice with ease, easier to remove ice cubes than other flat bottom molds. Whether it's tea, coffee, milk, cocktails, champagne, brandy or your own original, you can use it creatively. Make ice cubes into strips Make children's ice cream Keep your sports bottle cold Make jelly, milkshakes, frozen yogurt