Perfect Gifting for Mothers Day, Fathers Day, and Graduation Gifting - refresh their kitchen, their barware sets, and new home/ apartment living spaces with our best in class ice trays! Have a ball — in your cocktail, ofc. This slow-melting sphere is great for Old Fashioneds and more. Crafts a perfect 2.5" ice sphere. Premium, food-grade silicone that’s dishwasher safe for easy clean up. The sloped internal mold creates a seamless sphere while flexible two-piece construction makes for easy release of the frozen sphere.