No damp cabinets or long rusting periods required to get top-quality, good-looking blues. Heat gun or part to 150°-200° F. with propane torch; swab on solution, immerse in boiling water for 5 minutes and card with soft wire wheel or fine steel wool. Repeat the application of solution and boiling until color wanted is achieved, then neutralize. Complete instructions included. Mfg: Mark Lee SPECS: 4 oz. (118.2ml) and 16 oz. (473ml) net contents bottles. Detailed instructions.