Print Head Cleaner. Original Print Head Clog Buster / 4 oz. bottle / printhead cleaning fluid. Seller "A Bowl of Cherries" is the exclusive seller to this product. All others are counterfeits. Print Head Clog Buster works on all desk top and wide format printers. Works on HP, Epson, Canon, Lexmark, Dell and all other water based inks Works on dyes, pigments, sublimation, food grade inks, Claria, Ultrachrome, K3 Apply to the docking station, wait 24 hours and see the results. Comes complete with detailed instructions for use. Restore plugged nozzles and illuminate banding.