Kollea Stainless Steel Reusable Ice Cubes Chilling Stones with Tongs for Whiskey Wine (Pack of 6) CHILL WITHOUT DILUTION - Made from food-grade stainless steel material, these reusable ice cubes will retain the cold and the flavor of your drinks, while never dilute, rust or corrode them; FDA CERTIFICATION - These whiskey stones use food-grade non corrosive stainless steel which has strictly passes the FDA Certification. Theyre durable, reusable, dishwasher safe. Also they secure a secret non-toxic gel inside which will extend the chilling time; COOL DOWN DRINKS FAST - Just slightly damp the cubes before placing them in the freezer. Freeze 1-2 hours and youre ready to go. 3 to 4 hours of frozen cubes are better to be used for maximum enjoyment; EASY CLEANING AND STORAGE - 6 Stainless Steel Reusable Liquid-Filled Ice Cubes Chilling Stones with Tongs included. Plastic storage tray to keep your whiskey stones clean and to organize them during freezing, just simply water wash after use, very convenient; ELEGANT GIFT SET BOX - Unique gift for spirit drinkers, great for whiskey, vodka, bourbon, liqueurs, white wine and more at any gift giving occasion.