Flexible and Non-Stick. Baked Goods Out Easily. Reusable For Up to 3,000 Uses Professional Quality Silicone. Pinch Test Passed. No White Fillers When Pinched or Twisted. No Chemical Coatings Microwave, Oven, Refrigerator, Freezer and Dishwasher Safe. Temperature Safe from -40 to +446 degrees Fahrenheit (-40 to +230 degrees Celsius) Mold size: 11.6"( L ) X 6.7"(W) X 1.18"(H), Cavity size: 3"( L ) X0.98"(W) X 1.18"(H)