Give 'on the rocks' a whole new meaning with the i2 Gear® Whiskey Chilling Rocks. These unique soap stone chilling rocks are ideal for the whiskey connoisseur. Keep them in your freezer for a cool glass of whiskey without the watered down taste. Stones hold temperature for up to 30 minutes. This set of 9 chilling rocks each measure .75 inches and come in a black muslin carrying pouch. So have your drinks on the rocks, not watered down on ice.