silicone ice cube tray 1. FDA ,LFGB approved food grade silicone material. 2. Retains shape, unbreakable. silicone ice cube tray1)100%food-grade(FDA, SGS, LFGB) silicone material, innocuous and non-radiation 2)Non-stick finish 3)Temperature range: -40 to 230 degrees Celsius 4)More durable and longer lifetime 5)Flexible and easy clean 6)Any colors are available 7)Customers' designs are welcome ...