Fad compliant – food grade ideal for a wide range of impression type mold applications casting resin and epoxy, wax, baking, chocolates, ice cubes, soap, plaster, air dry clay, concrete and low melt metals. For use in jewelry making including pendants, charms and earrings. 45 minute to 1 hour working time, 24 hour cure. Produces extremely fine detail from original. High heat range, up to 400 degrees Fahrenheit. No shrinkage. Self-releasing, no mold release agent required for most applications. Complete instructions and project ideas enclosed. Strong, flexible reusable molds.