Zero Ice Ball Mold- LASTS TWICE AS LONG As Traditional Ice - Makes 4 Large Ice Balls- Best Lifetime Guarantee High quality ice ball mold, Just Fill N' Chill! Fill line included for a quick and easy fill-up that others DO NOT have FDA approved ice mold, great for whiskey, 100% BPA Free silicone and dishwasher safe ice mold Makes aproximately 2" Ice balls in each ice sphere mold