Kick lukewarm champagne to the curb Unless you actually like room temperature bubbly (which would be, uh, frankly concerning), the Champagne FREEZE™ is the way to go. Double-walled, filled with a layer of active cooling gel, and sporting a comfortable silicone grip, this cute champagne flute keeps your favorite sparkling wine chilled, crisp, and delicious, even if you take forever to drink it. Keep your bubbles cold for 2 hours.