Flexible and Non-Stick. Baked Goods Pop Out Easily. Reusable for Up to 3,000 Uses * Easy to clean up, microwave, oven, refrigerator, freezer and dishwasher safe. * Our Silicone molds are for soap,bread,ice cube,jello,muffin,candle,chocolate,cupcakes,cookies,brownie,cornbread,resin,cheesecake,pudding,candies,tarts,butter,caramels,frozen baby foods,gelatin,ice creams and more. * Pure, professional quality food grade silicone.(FDA and SGS standard). * Product Material: Good-quality Silicone Rubber. Non-toxic and environmental.