These heat resistant silicone egg and pancake shapers can be used in a frying pan, microwave, oven, or freezer, and are heat resistant from -60C to 230C, or -76F to 450F. Use these to shape sunny side up eggs, pancakes, or any other foods that your imagination conjures up. The egg shape is 5 by 4.5 inches and the duck shape is 5 by 5 inches. Made in Italy.