Multi-color LED light flashing, liquid sensor water activated glowing, used for drinks, wine, whiskey, bourbon, champagne tower, beautiful illuminating and enhance romantic amazing atmosphere, perfect for bar, party, wedding, baby shower, nightclubs, Las Vegas pool parties, music events ,etc decorations, it's amazing glow in the dark! High quality food safe grade clear acrylic edible materials, filled with non-toxic freezable gel, safe materials so that can be put into your drinks safely. (They're not meant to be frozen, without cooling function). Without flame, wax smoke or mess, no chemical change or non-toxic, drop ice cubes into your guests' drinks and watching them admire their drinks, you can imagine how happy you bring them and how happy you are!