An additive for Jacquard's: Textile Colors, Neopaque, and Dye-Na-Flow (as well as most other acrylic fabric paints). Use Airfix as a catalyst to fix colors when heat setting is not practical.
Add approximately 1 tsp per quart to any water-based fabric paint (or 3% by weight).Use mixture within six hours. Use only in well ventilated area and avoid skin contact. Wash hands well with soap and water.