Feature: 1. Quality Basalt Material: This chilling whiskey rocks is made of high quality basalt, which can quickly cool the whisky without diluting the original flavor, allowing you to enjoy the unique aroma of whisky. 2. Easy to Operate and Reusable: After waiting for a deep freeze within 3 hours, whiskey ice stone provides you with the optimal temperature. And can be reused after simple cleaning, eliminating the complex process of making traditional ice cubes. 3. Whisky Stones Set: This Basalt whiskey stones set contains multiple ice wine stones and a storage bag, which is a great choice of whisky gift for those who love whiskey. 4. Multiple Application Scenarios: These chill rocks can not only be used with whiskey, but also with brandy, tequila, gin, wine, vodka, any beverage and even water. 5. Ideal Whiskey Gifts Choice: These whiskey rocks marbles are ideal for your father, boyfriend husband, fiancé, friend, grandfather, don't hesitate to give this whiskey rocks set as a gift on birthdays, Father's Day, anniversaries, and Christmas Day Specification: Item Type:Whiskey Stones Material: Basalt Product Use: Chilling Whiskey . Package List: 9 x Whiskey Stones1 x Storage Bag