Enjoy your favorite drink in style with the Corkcicle clear glass tumbler. From Corkcicle: Corkcicle's Whiskey Wedge glass is the artful way to perfectly chill your favorite spirits. This ice wedge glass includes an ice mold ideal for anyone who enjoys smooth sipping. During freezing, the ice forms a wedge shape on one side of the freezable whiskey glass. When you pour a drink, the wedge melts slowly to help retain your drink's full flavor.