Ice Ball Sphere Mold Set of 2 - Makes Perfect 2.5" Ice Cube Balls for Scotch, Whiskey and Cocktails Makes perfect 2.5" round ice cube balls - Includes a pair of 2 sphere molds Perfect for your favorite Scotch Whisky, Bourbon or Cocktail. Ice spheres take longer to melt so they keep your drink cold without diluting it. Made from sturdy silicone. Fill Line takes the guesswork out of filling the mold. Odorless and BPA Free FDA Food Grade Silicone Assures No After Taste or Chemicals in Your Ice Silicone Allows for a superior Leak Proof Seal While Freezing (no leaking in the freezer) Easy to clean and dishwasher safe. Includes limited lifetime warranty