Amerzam Set of 8 Stainless Steel Whiskey Stones with Tongs,Wine,Beer,juice,Drinks 1.Made from 304 stainless steel,not only durable&reusable and safety,but also easy to wash and clean. 2.Easy&convenient to use:put the stainless steel whisky stones into refrigerator cooling 2-3 hours,then take out to use(you can also store it in the refrigerator again,for second use at any time . 3.Applicaction:great for whiskey,vodka,liqueurs,white wine and soda drinks,etc. 4.Own it,chills your drinks with No Dilution and preserve the taste of your favorite drink. 5.Best gift for spirit drinkers,best chilling ice cubes for whiskey.