... silicone, suitable for cooking, baking, refrigerating, freezing and thawing, SILICONFLEX Large Heart molds are ideal for the preparation of sweet and ... breeze! Resists stains and odors and is refrigerator, freezer, oven, microwave and dishwasher safe. Oven safe to 450° F. 1) ... ~ 230°C (-58 ~ 500°F)3) Safe to use in ovens, microwave ovens, dishwashers and freezers4) Cools quickly and easy to clean5) Non ...