4 Pack Ice Ball Maker, Whiskey Ice Mold, Silicone Ice Cube Tray, 2.5 Inches Sphere Ice Mold for Whiskey CocktailsSafe material: This ice ball maker is made of edible silicone PET material. It is safe, BPA free, hygienic, non-toxic odorless. The silicone PET closed well at the edges. This allows the ball ice cube mold to remain a perfect sphere after being filled with water instead of falling apart.Easy released design: The bottom of the ice ball maker mold is made of good quality soft silicone material, which makes it easy to release the ice ball. To release the ice ball, you can squeeze the silicone bottom. After taking out from the freezer, it is recommended to let the mold the ice ball st for one minute to release.BEAUTIFUL LOOK: This cute cy colored light bulb sphere ice cube mold is a beautiful accent in your freezer. When you take the cute round ice cube mold out of the freezer take the perfectly shaped ice ball out of it, you will feel that making ice balls is not just a process, but a pleasure.Extra Large Ice Ball Size: This ice ball mold can makes 2.5 inch extra large ice balls, just one of which will keep your drink cold refreshing for a long time. The large ice ball melts slowly for long-lasting coldness will not dilute your drink quickly. You can put it in your iced tea, cocktails, whiskey, coffee enjoy the flavor of your drink.Water filling port visible water level: The water filling spout at the top allows you to fill the mold without dividing the ice mold in half. The transparent PET lid allows you to see the water level stop filling in time. We also provide a small funnel for you to fill the mold.