The HOST Wine FREEZE Cooling Cup features a marble pattern, double-wall construction, and an inner layer of active cooling gel. Its 8.5-ounce capacity accommodates a serving of wine, while the silicone grip band provides a comfortable hold. Before serving white wine or rosé, place the cup upside down in the freezer for at least two hours so the gel can freeze evenly. For red wine, ref... https://www.bistrotorestro.com/wine-freeze-cooling-cup-in-marble-cup-by-host-876718010439