If you like your drinks cold, but don't want to water them down, this is the product for you. Simply store the Hex Whisky Stones in the freezer (min. of 2 hours). The next time you pour a drink, simply add the chilled stone to it. Ice cold drinks, zero dilution. 4x Basalt Stones Includes cotton freezer bag. Keep your drink cold with dilution. Hand washes only. Perfect for neat drinks. Presented in a branded gift box.