This ice trays for freezer is designed with an innovative release design, which makes it easier to release.The bottom of the ice trays is made of tough, light, strong, and elastic materials that will help you easily release the ice cube and fully fall into the container after you place the ice cube mold upside-down on the container, put the lid on and press the green button on the lid with your finger.You can also gently press out each cube you need by your finger.