Circulon Nonstick Bakeware 12-Cup Muffin Pan, Gray Oven safe to 450 degrees Fahrenheit; wide handles on the muffin pan provide generous, confident grip This cookie pan and other Circulon Bakeware make great partners with other solution-driven pieces from the complete Circulon collection Lifetime Limited Warranty TOTAL Food Release System features PFOA-free metal-utensil-safe premium nonstick on raised circles for superior baking release and effortless cleanup The muffin pan's heavy-duty carbon steel construction offers well-balanced heat distribution, and warp-resistant rolled edges provide extra strength