Prima silicone molds for beautifully dimensional goodies to embellish your décor and craft projects. And they play well with so many types of media- air dry clay, polymer clay, earthen clay, hot glue, even chocolate (food safe rated)! practically any molding medium. Details: Farm Friends 5" x 8" overall mold size Oven safe up to 500°F Freezer safe to -100°F Food safe Oven, microwave, refrigerator and freezer safe Non-stick BPA, PVC and Phthalate free Silicone