Features: 1. Natural whiskey chilling stone, never melt, will not dilute the mellow taste. 2. Natural saponite, which can lower the temperature of drinks, more unique and stylish. 3. Rich in minerals and trace elements, good for the human body, safe and healthy. 4. Easy to clean and operate, put it into refrigerator after clean , cool it for 2-3 hours or long for use anytime. 5. Perfect gift for beer, wine or drink lovers. Suitable for home, pub, club, party and other places. 6. Cooling without melting, it retain the original flavor of drinks or wines. Specification: Item Type: Whisky Chilling Stones Material: Granite Stone Size: 2 x 2 x 2cm / 0.8 x 0.8 x 0.8inch Bag Size: 8.5 x 12cm / 3.3 x 4.7inch Wooden Box Size: 10 x 7.5 x 3.5cm / 3.9 x 3.0 x 1.4inch Package Weight: Approx. 290g Package List: 9 x Ice Chiller Stones 1 x Velvet Bag 1 x Wooden Box . Instructions: In daily use, you only need to clean the chiller stones with clean water, soak it in the refrigerator and freeze it. Generally, it takes more than 2 hours. Then, when you want to drink or drink, take out the chiller stones and put it in the wine glass. Stir and drink. The chiller stones can be reused. After use, it can be cleaned and put in the refrigerator to freeze. Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering