FOOD GRADE SILICONE MATERIALWebake mini tart molds is made of high quality and food grade silicone,BPA free,odorless,safe and stable and reusable. HANDY TO USE AND EASY TO CLEANOur Quiche Molds are very easy to clean and requires only a simple rinse with water after use to remove stains quickly,also can be used in the dishwasher.