Suppressors can get dirty easily but cleaning them isn't always so easy. Extend the life of your suppressor with the Otis Technology Suppressor Cleaning Kit. This kit includes everything you need to remove most carbon fouling and build up from suppressors - soaking container, Suppressor Cleaner Concentrate, baffle & all purpose cleaning brushes and microfiber cloth. Includes a 16 oz bottle of Suppressor Cleaner Concentrate, creating 32 oz of cleaning fluid. Nitrile gloves are also included. Removes most carbon fouling and build up from suppressors Quick and easy cleaning process - soak, scrub, rinse, dry, lubricate Large Soaking Container accomodates up to a 12" Suppressor AP Brushes (1 bronze, 1 nylon, 1 stainless steel) and nylon Baffle Cleaning Brush included to help scrub fouling loosened during the soaking process Suppressor Cleaner Concentrate 16oz - This biodegradable formula is non-toxic, non-flammable and non-hazardous Shooter's Choice FP-10 Lubricant Elite CLP .5 oz, a Microfiber Cloth & Nitrile Gloves Safe on all mil-spec and factory finishes including anodized aluminum, stainless steel, Inconel and titanium Although this solution is proven safe on most materials and finishes; spot check cleaning solution on an inconspicuous area of your supporessor's finish before use. 1:1 ratio of Suppressor Cleaning Fluid concentrate to warm/hot water is recommended and creates 32 oz of cleaning fluid Recommended cleaning interval: For Rimfire suppressors, clean after every 350-500 rounds. For centerfire suppressors, clean after every 1,000-2,000 rounds.