Fix your heat setting problems with Versatex Fixer. No heat setting necessary when you add Versatex Fixer to Speedball, Jacquard or Versatex Screen Printing Inks. Directions: Fixer is used to increase wash fastness. Add 1% to 3% Versatex Fixer to your volume of screen printing ink or paint. Do not add more than 3%. For example: 1 teaspoon per pint. Mix well. Fixer has a potency of approximately 8-12 hours. Versatex Fixer will not ruin your paint or ink. Additional Fixer can be added to paint or ink to recharge when potency has expired. After mixing, apply paint or ink to fabric, paper, wood, leather, ceramics, etc and allow to air dry for 4-6 days before washing.