This reusable ice cube is made of stainless steel material and filled with liquid, which is healthy to the human body. The reusable ice cube is not only suitable for cooling water for yourself, but also a practical whiskey cooler. Features -Color:Transparent -Material:Stainless steel, liquid -Size:14.00X7.50X3.50cm/5.50X2.95X1.38in - This stainless steel reusable ice cube will not the drink, nor affect the taste of the drink. - Our stainless steel whiskey stones allow you to taste a more delicious and smoother whiskey. - Whiskey stones are suitable for home, hotel, restaurant, bars and more, can be used for a long term. - Smooth surface stainless steel whiskey stone is easy to clean, wash with water use. - The whiskey stone makes your drink cold and does not , keeping the original flavor of the drink. Package list: 16 x Stainless Steel Ice Cubes 4 x Clamps 4 x Storage Boxes