... fiber. 2.High temperature resistant and heat preservation 3.Microwave and freezer safe. 4.FDA approval. Product DescriptionMingyang brand single use ... fiber, available in natural and regular white color.2. Microwave and freezer safe. 120 degree Celsius hot water resistant, 150 ... for food at home, hotel, restaurant, barbecue, snack, to go, supermarket, etc., and moreover, it can be used in microwave ...