Silicone Ice: 100% food grade silicone raw materials, safe, non-toxic, lightweight and soft; compared with the plastic ice with more durability (under normal use for 20 years), more environmentally friendly (by the U.S. FDA certified food grade) , to take hold more easily (silicone soft, more convenient to take the time out to get ice; variety of models. On a hot summer, silicone ice lattice, silicone ice maker of a variety of unique styles, will bring you summer do not experience the same surprise and pleasure. cool every day.