Turn up the heat in your drinks with our Red LED Ice Cubes! The 4 pack of light up red LED ice cubes will turn ordinary drinks extraordinary event. Whether you're serving up your signature cocktail or want to add a splash of color to your lemonade, light your holiday drinks, too. Our light up red ice cubes are 1 1/2" x 1 1/2" and are made of clear plastic with high-powered red LED's in the center that can be set to two flashing modes or constant on via the switch on the bottom of the cube. Hand washable and reusable, you'll get many uses out of these light up red ice cubes! Our Red LED Ice Cubes come with batteries included and installed and are sold in a retail-ready plastic tube of 4 cubes. Please note these Red LED Ice Cubes are intended for decorative purposes only and are not meant to be frozen.