Silly-Cups by ChicoChef - 12 brightly Colored Silicone Cupcake Liners Our BPA-Free, NONTOXIC, NATURALLY Nonstick, Food Grade Silicone is Healthier for Your Family Freezer, Dishwasher (top rack), Microwave, and Oven Safe (up to 475 degrees Fahrenheit)! Lifetime Guarantee on this set of 12 Silicone Cupcake Cups in a Clear Storage Container Standard Size - Create Delicious Cupcakes and Muffins, as well as Other Great Treats Eco-Friendly - No More Waste from Paper or Foil Muffin Pan Liners.