Kaiser Bakeware Basic Tinplate 9-by-2-Inch Round Springform Pan High quality tinned steel provides even and gently heat distribution for consistent browning and baking Tin coating on the interior and exterior protects the product from rusting and provides a scratch-proof surface Kaiser quality provides exceptional value at an affordable price Lifetime warranty on the buckle Clean-up is easy, wash, dry thoroughly and place back in warm oven to air dry completely