Food Grade: Reusable ice cubes are made of 304 stainless steel, food grade, odorless, smooth, and reusability. So you can use them for a long time. Fast Cooling: Compare with traditional ice cube, this stainless steel ice cubes will not dilute drinks flavor, and quick chilling of your drinks without any waiting time. Easy to Use: Simply keep the whisky cube in the freezer for a few hours before use. Storage Tray Included: Comes with ice cubes tray for convenient to carry and storage. Also is an ideal gift for friends and family. Practical Use: Stainless steel whisky chilling cubes is used for wine, whisky, cocktails, juice, coffee, beverage, and other drinks. Specification: Material: 304 Stainless Steel Cubes: 2.7cmx2.7cm/1.06inchx1.06inch Package Includes: 1 Box Ice Cubes (as you option) Note: The color of clip is random ship.