Muffin Pans - Watching your favorite polenta muffins or chocolate-cherry cupcakes glide right from the pan just got easier. The Calphalon Nonstick Bakeware 12-Cup Muffin Pan features an advanced nonstick surface that flawlessly releases foods up to twice as efficiently as Calphalon Classic Bakeware. By adding interlocking nonstick layers to the Calphalon nonstick cupcake pan foods bake beautifully and don't stubbornly stick to the pan. The 12-cup muffin pan is engineered of a heavy-gauge steel core that ensures even heating throughout the durable bakeware. A thick rolled rim helps prevent warping or bending and makes for easy-grip transport of the covered cupcake pan. Even the stickiest of foods including mini meatloaf or popovers come instantly clean from the Calphalon nonstick cupcake pan so dishwasher cleanup is a breeze. Oven safe to 500 F with full lifetime warranty. Calphalon finds its roots in the early 1960s in a suburb of Toledo, Ohio. By 1968 the commercial cookware firm adapted a NASA tech - Specifications Material: interlocking nonstick layers, heavy-gauge steel core Model: 1826047 Size: Each cup 2 3/4" Dia. x 1 1/4"H; Overall 15 3/4"L x1 1/4"W x 1 1/4"H Weight: 1 lb. 11 oz. Made in China Care and Use Before using your Calphalon nonstick cupcake pan for the first time, hand wash in hot, sudsy water and dry thoroughly. Do not use aerosol cooking sprays. Sprays are difficult to remove and can build up on nonstick surfaces and lessen food release effectiveness. Calphalon Nonstick Bakeware is oven safe to 500 F. Never place the 12-cup muffin pan in the broiler or freezer. To preserve your Calphalon nonstick cupcake pan's finish, use nylon, coated or wooden utensils only. Do not use knives, forks or metal utensils of any kind. Always allow the 12-cup muffin pan to cool completely before washing. Never immerse hot bakeware in cold water; doing so can cause irreparable warping. The Calphalon covered cupcake pan is dishwasher sa