Constructed with durable silicone, our ice cube trays allow for easy removal of ice cubes and balls by twisting or pushing from the bottom. This ice ball maker comes with 6 upgraded spherical ice balls (1.8in), perfect for chilling craft cocktails, iced cold brew coffee, popsicles, infused mint for Mojitos, or frozen lemonade. The included ice cube mold produces 6 large square ice cubes (2 in) that melt slowly, making them ideal for chilling Old Fashioneds, Scotch Whiskey, Bourbon, or Blended Whiskey. Made from 100% food grade silicone, these trays are BPA-free and dishwasher safe for your peace of mind.