These days, people use several different appliances to handle food items. But sometimes these materials aren't safe for use. This particular egg steamer box, however, is! This silicone drain egg boiler is certified "food-safe." This is because it does not contain bisphenol A, is non-toxic, suitable for human consumption, and environmentally friendly. But that's not all. This egg boiler is also microwave safe! This means you can easily use it without fear of explosions in the microwave.