Tulz 37101 Mini Ice Block Tray, Silicone, Lime 8.25 x 4.75 x 1.5 inch Made of food-grade silicone Convenient, flexible construction provides easy release of ice cubes, is leak free and won't crack like plastic trays Makes fifteen 1.25" cubes, add flavor by adding fruit Less spills! Tray stays firm when filling and easily nests to double stack