Flexible Nonstick Silicone For Easy Release Withstands Temperatures Up To 428deg F Built-in Reinforcements For Optimal Handling Molds Nest Inside Each Other For Easy Storage Round Shape Is Compatible With A Mini Oven Or Microwave Central Vent For Optimal Heat Circulation Perfect For Making Recipes Over A Bain-marie Cannele Mold Holds Up To 8 Canneles & Is 9.45" Dia Set Of 1 Cannele Mold & One 9.5" Round Cake Pan Mold Red