Features: 1) Made of 100% silicone rubber, approved by FDA 2) Used in microwaves or traditional ovens 3) Non stick, does not grease the mold 4) Suitable for use at the temperatures -40 to 250 degrees 5) Requires less cooking time 6) Dishwasher safe 7) Does not cut anything in the mold 8) Unbreakable, bendable, flexible 9) Many different shapes of silicone bake ware available