Chefs Toolbox Flexible Silicone Non Stick 24 Cup Mini Muffin Cupcake Pan (Pack of 2) Chefs Toolbox Flexible Silicone Non Stick 24 Cup Mini Muffin Cupcake Pan ~ Pack of 2 Heat resistant up to 500F and is microwave and freezer safe Silicone cooks evenly and completely and provides quick release Made from FDA food grade silicone and is stain and odor resistant Wash after every use in warm, soapy water or place in top rack of dishwasher.