Safety and Professional QualityThe ice cube trays are made of high-quality PP and silicone, BPA-free, and LFGB food-grade certified. High-quality materials are durable and reusable, safe for direct contact with food. Super Easy to Take Out Ice CubesNo need to bend or twist the ice cube molds, just gently push the soft silicone bottom and the ice cubes will come out, and releasing the ice cubes will become easier. 4 Pack and StackableIncluding 4 ice cube trays, you can make 56 ice cubes at a time (14 ice cubes per tray). The stackable design can help you save space and keep your refrigerator clean and tidy. Good SealingThe ice cube trays are equipped with lids (4 lids in total), and better sealing effectively prevents water overflow and odor between foods, and you will enjoy clean and healthy ice cubes. Multiple UsesThe ice cube molds are flexible and not easy to break, and have good low temperature resistance. Dishwasher-safe, it is effortless to clean after use. Perfect for home, baby food, parties, bars, etc.