Ice Cube Maker Balls Diameter 33 mm ice blue. For eight ice balls with a diameter of 3.3 cm. Made from 100% platinum silicone: food-safe, tasteless, and resistant to fruit acids. Easy removal of the ice balls, as the silicone remains flexible even when cold. Stabilized shape for comfortable handling. Dishwasher safe. All Lurch ice cube makers are made from 100% platinum silicone, making them completely tasteless for unadulterated enjoyment. The ice balls can be easily removed, as the material remains flexible even when cold. Cleaning in the dishwasher is hassle-free.