1) Made of 100% food grade silicone rubber with RoHs, SGS, FDA and LFGB certification 2) Be safe to use in ovens, microwave ovens, dishwashers and freezers 3) Flexible:easy to remove baked food and can be folded to save storage place 4) Temperature ranger:-40°c +250°c/-76F 450F 5) Cools quactily and easily clean 6) Various colors for choicing 7) Hardness:40,50,60,70,80 shores 8) Lots of designs available for you