Thirsty Rhino Pembek Giant Silicone Ice Ball Maker - Create 2.5 Inch Spheres (Set of 4) Professional Food Grade1 Silicone Creates a Giant 2.5" Inch Ice Ball. Leak Free and the Largest on the Market! Perfect for bars, restaurants, man caves, kitchens, wet bars. Prepare your favorite drinks with perfect slow melting ice balls. Great for whiskey, juices, cocktails, smoothies, iced tea, lemonade, or any other favorite drink. Great for making flavored ice balls for kids. 100% non-toxic and eco-friendly Food Grade Silicone and FDA Approved. Suitable for dishwasher, microwave, or freezer. Slow melting ice balls are perfect for use with enjoying your finest whiskeys, scotches, or cocktail without diluting the flavor