Stoko Cupran Special - 81874 (2000ml Softbottle) - the most effective paint remover Simply the best paint remover for your hands. Designed to effectively remove oil-based paints, lacquers, stains, adhesives, tar and asphalt. Stoko Cupran Special is a great replacement for harsh thinners and other technical solvents. Stockhausen Cupran Special is a water-soluble cleaner that contains all natural walnut shell scrubbers, to get the job done, and not damage your hands. The 2000 ml. bottle can be used with the Stoko dispenser, or on it's own.