Features： 1、Ice stones are the same as ice cubes, giving off the power of ice. 2、High quality and safe, each ice stone has a smooth surface, so it will not scratch the wine containers or glass. 3、Ice stone is made of soapstone, talc, obsidian, granite, marble and other natural ingredients. 4、Pure natural, pollution‑free and safe ingredients, without affecting the taste of the wine. 5、Store it in your refrigerator and it will be used within a few hours. Specification： Item Type: Ice Stones Main Material: Marble Color: As Pictures Shown Each Stone Size: Approx. 2x2x2cm/0.8x0.8x0.8in Weight: Approx. 420g/14.8oz Quantity: 2 Sets How to Use: Clean the Stone First, and then Put It in the Refrigerator. when You Want to Drink, Take the Stone out and Put It in the Glass of the Wine. at This Time, the Ice Stone Has the Same Function As the Ice Cubes, Which Can Directly Send out the Ice Power, and Won't Affect the Taste of the Wine. Package List： 18 x Ice Stones ( 9pcs/Set  ) 2 x Storage Bag