Duracoat Aerosol Kit Gloss Black Unique can within a can technology provides the hardener right inside the can. No more measuring and mixing. Just release the hardener and shake. Provides protection against rust and corrosion, plus excellent UV protection. Can be applied to all types of metal, plastic and wood. Can be applied over bare metal, parkerizing, anodizing and bluing. Remains usable for up to 48 hours once activated. Enough for 2-4 firearms. No baking or preheating required. Contains One Duracoat Aerosol 12oz Can, One 6oz TruStrip Cleaner/Degreaser, One Scrubbing Pad Cannot ship to AK, HI, PR or outside USA.