When it comes to a perfect cocktail, ice can make all the difference. Zoku's flexible silicone molds are the key to creating uniform balls of ice that melt slowly and evenly, so drinks stay well-chilled and beautifully balanced down to the last sip. The shimmering ice spheres also create beautiful garnishes. Silicone molds make perfect spheres of ice for chilling and garnishing cocktails. An easy, long-lasting way to chill drinks without diluting them. Each mold makes a 2.5" diameter ice sphere. Simply fit the two-piece mold together, fill with water, invert to remove excess and freeze. Thanks to flexible silicone construction, the ice spheres release effortlessly. Stackable design saves space in your freezer. BPA-free. Set of two.