Food Grade Silicone: The silicone molds for chocolate is made from food-grade silicone, BPA-free, durable, and has strong flexibility, allowing you to use the chocolate molds safely and securely. Please clean the mold in boiling water before use. Reusable Silicone Molds: Hot chocolate bomb molds can be used under temperature from -40 to +446 (-40 to +230). Can be used for microwave, oven, refrigerator, freezer and dishwasher. Environmentally friendly, non-toxic and reusable, there is no need to worry about harm to our health. Easy to Use & Clean: Reusable silicone heart chocolate cake baking molds are extremely easy to use. The non-stick surface can easily push the dessert into the mold and pop out easily, making it easy to clean. Wide Application: With this unique heart silicone mold to make chocolate, desserts, brownie, cake, mousse cake, cake decoration, pudding, candy, cookie, jelly, gelatine, french dessert, etc., for birthday, Christmas, Valentine's day, Mother's Day, wedding, holiday and other occasions Diy Gifts. It's a great gift for your kids, friends and DIY lovers. After-sales Service: If for any reason you are not completely satisfied or if there is any problem with our product,please feel free contact us via amazon email,we will try our best to to help you out.