Hoppe's No. 9 Foaming Bore Cleaner 3.0 oz

Quickly and effortlessly dissolves and removes copper and powder residue. Its superior cleaning formula does the work for you, no brushing or other mechanical cleaning necessaryFeatures:One-StepNo Harsh ScrubbingColor Change Effectiveness IndicatorDirections:Allow barrel to cool 5 minutes before use. Shake can well.1. Spray foam from chamber to muzzle2. Wait 15-30 minutes for foam to clean.3. Using a Hoppe's cleaning rod and patch, remove foam from barrel.Note: Foam will turn blue indicating copper removal or black indicating powder removal.