Not-stick designIce Ball Molds Each bourbon ice ball moulds comes with a removable lid, this smart tools keeps the stack easily and neatly without sticking, prevents ice cubes from absorbing freezer odors and saves more space. . 6*6cm big spheresespherical ice spheresmoulds for whiskey large size 7.5*7cm and 64g every black ice ball .The ice ball will have less surface area than equivalent ice cubes, which means they melt slowly without diluting your drink. . DIY collocationLarge ice ball perfect for gathering or party,bar,home use.Large ball chilled your drinks longer for served with your favourite Whiskey, Beverage,Bourbon or Old Fashioned . Multifunction Reusable Ice CubesSphere mould round ice cubes its more than just a ice ball maker, it can also be used to freeze other liquid such as juices, milk, and much more.Toss the ice ball maker tray in the dishwasher machine for an easy clean. . FDA approved, food-grade premium silicone keeps you enjoying drinks for years. Our Silicone Ice Ball Makers will never leach harmful chemicals into your foods. Its is a flexible tray that will NOT crack in the freezer. .