Made with 100 percent food-quality silicone, these innovative molds are so flexible they turn completely inside out, instantly releasing muffins and cupcakes. The molds require no greasing, nothing sticks to them, and they can withstand temperatures of up to 480 degree F. They go from freezer to oven and are dishwasher-safe, They are easily cleaned with soapy water. Real Simple pick: Gastroflex Muffin Mold, $23, 1-866-COOKWARE