Fat Daddio's Anodized Aluminum Square Cheesecake Pan, 12 Inches by 12 Inches by 2 Inches Designed for cheesecakes, upside down cakes, tiramisu, ice cream cakes, bar-type cookies, brownies and many other desserts Completely seamless and simple to use with no extra metals, welds, or chemical coatings Safe for citrus based fruits, sauces, and foods, Non reactive 14 gauge anodized aluminum with removable bottom Cheesecake pans heat faster and cool quicker allowing your recipes to turn out the way they should Easy push up release and clean up; Removable bottom included and lifetime warranty