BarCraft Stainless Steel Whiskey Ice Stones chill your spirits without diluting them, offering the perfect balance of pure flavor and icy refreshment. Ideal for whiskey, rum, vodka, and other spirits, the set includes reusable stainless steel balls, tongs, and a storage bag, measuring 18.5 x 9.5 x 4 cm, weighing 0.144 kg, handwash only, and comes with a five-year guarantee. For best use, place the stones in the freezer for at least four hours before adding to your drink.