... silicone FDA ,LFGB 3 work degree -50 to 250 4safe for dishwasher silicone cup covers1)100% food-grade silicone material 2 ... )used in the ovens for baking 3)heat-resistant up to 250 degree centigrant4)non ... -stick,easy-clean,stain-resistant durable,waterproof,nonporus5)safe for dishasher,microwave,oven and freezer 6)each item packing in ...