RUTLAND Stove Polish Paste protects and renews the beauty of cast iron. Use on your old, dull cast iron stove and see it transform into a like-new appearance. RUTLAND Stove Polish Paste is a high-quality polish that combines three different waxes with some of the blackest pigments available, to renew and protect cast iron. Non-toxic and non-flammable, it can be buffed to a deep lustrous glow, leaving cast iron looking better than new. Stove Polish prevents deterioration to the exteriors of stoves, grills, ornamental ironwork, and heating accessories even during extended storage. Protects and renews the beauty of cast iron Prevents deterioration of stoves, grills, ornamental ironwork, and heating accessories stored out of season Not for use on painted, sand-blasted, stainless, or raw steel surfaces Heat cure is not required, but best results are obtained after heat curing Note: Not a blackening agent Indoor and outdoor use