Carved from premium soapstone, our Glacier Rocks are as finely crafted as your favorite whiskey. After two hours in the freezer, they’ll give your fine spirits a chill without watering them down. Rinse with hot water to clean and keep in freezer when not in use. --Includes 6 soapstones--Crafted from soapstone--Hand wash only--Chill drinks without watering them down--Makes a great gift!!