food grade silicone, the surface of the mold is smooth, soft and flexible The popsicles mold is easy to release the complete shape, non-stick surface handling will release without a struggle Perfect gifts for your hand making lover and baking lover Easy to clean Microwave, oven, refrigerator, freezer and dishwasher safe The ice lollies mold is perfect for makeing chocolate covered popsicles, sugar ice cream, cakesicles and strawberry cake for pop You can also used the mold to make mousse cake, jelly