Novacart Panettone Basso Cake Bread Mold - M200, 10pk Molds can be baked in temperatures up to 390 degrees Fahrenheit. They also may be used for freezing and microwaving. These molds save from 5 to 10 percent of baking temperature, baking time and automatic cooling. The products are grease and warp resistant. The pinholes in the bottom of the mold are part of the manufacturing process. There is no need to worry about leakage.