100% natural salt scrub formulated to remove rust and food residues. Helps to fortify and protect your natural cast iron seasoning. Unlike metal scrubbers, this cast iron scrub will not scratch the surface of your cast iron resulting in the increased longevity of your cookware. Designed for removing rust and burnt on food spots while helping to build and restore the natural seasoning of cast iron cookware. The best solution for cleaning and restoring cast iron skillets, pots, pans, dutch ovens and grills. Unlike canola oil, hemp seed or other types of common cooking oils, this cast iron scrub will not go rancid. The result is a long lasting seasoning that does will not start to smell bad over time. A light scented scrub made with our proprietary blend of lemongrass and rosemary essential oils. 11 oz.