American Bakeware 6 Cup Muffin Pan - Non Stick Ceramic Stoneware - Heat Resistant to 400 &deg;F - No Metal, Lead, or other Harmful Materials - Safe for Ovens, Microwaves, Dishwasher, Made in the USA SAFER AND HEALTHIER: Our ceramic collection is designed with you and your familys health in mind - the pieces do not contain any metals, lead or other harmful ingredients often found in other products OVEN TO TABLE: Your baking piece is your serving piece SUPERIOR BAKING RESULTS: In order to create a more perfect crust on muffins, the pan is not glazed - our stoneware draws moisture away from your crusts and provides even heating and cooking for the best results every time HOT AND COLD: Our ceramic muffin pans are heat resistant up to 400F, will not absorb moisture, and are microwave, dishwasher and freezer safe MADE IN THE USA  DURABILITY GUARANTEED: We are located right in the heart of Texas, using the highest-quality ingredients and most modern equipment - you will be able to pass these pieces on through generations - on top of Amazon's 30-day guarantee we offer a One Year Warranty