Whiskey Wedge by CORKCICLE. Take the edge off with Whiskey Wedge, the artful way to perfectly chill, but not water down your favorite spirits. Designed to melt much slower than smaller traditional ice cubes, Whiskey Wedge helps retain your drink’s full flavor. Glass holds 9 ounces. Dishwasher safe. Wedge is made of BPA-free silicone.