Whiskey Stones IMISI&trade; Ice Cube Stainless Whiskey Stones WHISKEY CHILLING ROCKS - Stainless Whiskey Ice cubes are intended to chill your drink without diluting and retain its original flavor, retains the cold of your drink for a longer time without dilution. Note: These chilling cubes will not get your drink as cold as ice. But they sure do not dilute your drink either! EASY TO USE - Only require 3-4 hours of freezing time and designed to provide superior cooling performance: contain a revolutionary non-toxic food grade chilling gel, that can chill any type of drink to perfection. Use them for whiskey, wine, pop, juice or any other type of drink and enjoy the true great taste and smell without dilution THOUGHTFUL DESIGN - Each non-porous rounded cubes won't scuff or scratch your glasses, designed with rounded edges to prevent scratching the glass! They also have no artificial taste or odor, and don't retain the flavor of previous drinks, easy to keep them clean and organized LAB TESTED AND PROVEN - Ice whiskey stones are proven to get from 25% - 30% colder than soapstone and whiskey rocks,the best alternative to ice on the market. 100% SAFE this chilling rocks are approved by the FDA as safe materials. these cubes are made of rust resistant stainless steel LIFETIME GUARANTEE - To prove how confident we are in our product, we offer a lifetime money back guarantee with every purchase! If you are not completely satisfied with your chiller, we will refund your purchase with no exception