SimplexSilicone Premium Ice Ball Maker Mold &ndash; 4.5cm Ice Balls &ndash; Silicone Ice Sphere Tray - Enjoy Chilled Drinks (Whiskey, Cocktail, Coffee, Tea, Water) Without Dilution &ndash; Set of 3 (Glacier Blue) PREMIUM QUALITY: 100% FDA-approved, BPA-free silicone that is flexible, leak-proof, non-toxic, stain resistant, odorless, and hygienic! CHILL YOUR BEVERAGE OF CHOICE: Perfect for whiskey, cocktails, coff, tea, water, alcoholic and non-alcoholic beverages. Each ice sphere tray makes four perfectly round 4.5cm ice balls that can fit nicely into your favorite glasses! KEEPS YOUR DRINK COLD LONGER: Our slow-melting ice balls are designed to keep your drinks iced cold up to ten times longer than traditional ice cubes. The ice ball has less surface than a cube so it melts more slowly and evenly to chill your drinks without watering them down! COOL UNIQUE ICE: Not only will the ice balls make your drinks cool, but it'll also make you cool. Drink your favorite beverages with elegance, class and style. Perfect gift that will guarantee to impress your family, friends, co-workers, and community! 100% LIFETIME GUARANTEE: Our food grade premium silicone ice sphere mold are crafted with the best materials so it won't crack, deform, or leak. If you are not satisfied with your purchase, you can return them for a full refund no questions asked. We are professionals that provide the largest selection of quality silicone products available!