Certified materials. Our round ice cube molds are made of high-quality food-grade materials. BPA-free, no peculiar smell, non-toxic. Durable construction ensures the molds will not crack or break even after prolonged freezing, providing a healthy and safe ice-making solution. Reusable ice trays help reduce pollution and environmental damage caused by single-use plastics.Easy to release. This ice cube tray is made of hard plastic, making it easier to release round ice cubes compared to silicone molds. Simply twist the tray to release the ice cubes effortlessly. The unique design ensures each ice ball is evenly shaped and perfectly rounded. Each tray produces 33 ice balls (2 trays: 2 x 33 = 66 total).Wide versatility. Use the round ice cube tray to chill drinks and enhance homemade beverages. Ideal for whiskey, cocktails, coffee, or infusing with fruit and herbs. Create mint-infused ice cubes for mojitos, or customize with juice, soda, jelly, ice cream, or wine-filled cubes to suit your preferences.Easy to operate. The ice cube mold includes a tray and a small hole cover. Rinse under tap water, fill with water, and squeeze out excess through the small hole. Place in the freezer for 3–5 hours until fully frozen. After removing from the freezer, let it sit for 1–2 minutes or run warm water on the bottom for 30 seconds, then twist to release the ice cubes easily.