100% FOOD GRADE SILICONE ,BPA Free-Walfos Silicone muffin pan are made of professional quality food-grade silicone, BPA free, safe to make various kinds of food.Stronger, more flexible and durable to maintain the original shape and non stick quality through more uses NON-STICK BAKING AND EASY TO CLEAN-Unlike aluminum pans, WALFOS brand loaf pans do not require coating to stay non-sticky and healthier,we ensure you have a non-stick experience.And easy to clean, it can be cleaned with hot soapy water or directly in the dishwasher MULTIPLE FUNCTION, NOT JUST MUFFINS-egg muffin , Cupcakes, Large Muffins,Pizza Muffins,Cheese cake Bites, Mini Pot Pies, Baked Oatmeal, Large Ice Cubes, DIY Soap & More. - with so many options you will never stop surprising your loved ones with delicious and creative desserts GOOD HEAT RESISTANCE-WALFOS Silicone muffin pan is safe for your family and good for the environment.Wide heat resistant range: from -104℉ to 446℉(-40℃ to 230℃); tasteless, safe for microwave, oven, dishwasher, fridge, freezer